Home / 9,801,145.80-14,701,718.70-9,429,137.10

Finding the Fourth Proportional to 9,801,145.80, 14,701,718.70 and 9,429,137.10

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Solution

The fourth proportional to 9,801,145.80, 14,701,718.70 and 9,429,137.10 is: 14,143,705.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,801,145.80 : 14,701,718.70 = 9,429,137.10 : x
  2. Step 2: Convert to fraction form
    9,801,145.80/14,701,718.70 = 9,429,137.10/x
  3. Step 3: Cross multiply
    9,801,145.80x = 14,701,718.70 × 9,429,137.10
  4. Step 4: Simplify right side
    9,801,145.80x = 138,624,521,227,933.75
  5. Step 5: Solve for x
    x = 138,624,521,227,933.75/9,801,145.80
  6. Step 6: Final answer
    x = 14,143,705.65

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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.