Home / 12,217,210.80-18,325,816.20-6,232,801.20

Finding the Fourth Proportional to 12,217,210.80, 18,325,816.20 and 6,232,801.20

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Solution

The fourth proportional to 12,217,210.80, 18,325,816.20 and 6,232,801.20 is: 9,349,201.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,217,210.80 : 18,325,816.20 = 6,232,801.20 : x
  2. Step 2: Convert to fraction form
    12,217,210.80/18,325,816.20 = 6,232,801.20/x
  3. Step 3: Cross multiply
    12,217,210.80x = 18,325,816.20 × 6,232,801.20
  4. Step 4: Simplify right side
    12,217,210.80x = 114,221,169,202,339.44
  5. Step 5: Solve for x
    x = 114,221,169,202,339.44/12,217,210.80
  6. Step 6: Final answer
    x = 9,349,201.80

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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.