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Finding the Fourth Proportional to 10,728,001.10, 16,092,001.65 and 10,230,337.10

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Solution

The fourth proportional to 10,728,001.10, 16,092,001.65 and 10,230,337.10 is: 15,345,505.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,728,001.10 : 16,092,001.65 = 10,230,337.10 : x
  2. Step 2: Convert to fraction form
    10,728,001.10/16,092,001.65 = 10,230,337.10/x
  3. Step 3: Cross multiply
    10,728,001.10x = 16,092,001.65 × 10,230,337.10
  4. Step 4: Simplify right side
    10,728,001.10x = 164,626,601,493,256.22
  5. Step 5: Solve for x
    x = 164,626,601,493,256.22/10,728,001.10
  6. Step 6: Final answer
    x = 15,345,505.65

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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.