Home / 9,705,210.80-14,557,816.20-9,579,239.60

Finding the Fourth Proportional to 9,705,210.80, 14,557,816.20 and 9,579,239.60

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Solution

The fourth proportional to 9,705,210.80, 14,557,816.20 and 9,579,239.60 is: 14,368,859.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,705,210.80 : 14,557,816.20 = 9,579,239.60 : x
  2. Step 2: Convert to fraction form
    9,705,210.80/14,557,816.20 = 9,579,239.60/x
  3. Step 3: Cross multiply
    9,705,210.80x = 14,557,816.20 × 9,579,239.60
  4. Step 4: Simplify right side
    9,705,210.80x = 139,452,809,432,561.50
  5. Step 5: Solve for x
    x = 139,452,809,432,561.50/9,705,210.80
  6. Step 6: Final answer
    x = 14,368,859.40

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.