Home / 10,728,020.10-16,092,030.15-10,230,356.10

Finding the Fourth Proportional to 10,728,020.10, 16,092,030.15 and 10,230,356.10

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Solution

The fourth proportional to 10,728,020.10, 16,092,030.15 and 10,230,356.10 is: 15,345,534.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,728,020.10 : 16,092,030.15 = 10,230,356.10 : x
  2. Step 2: Convert to fraction form
    10,728,020.10/16,092,030.15 = 10,230,356.10/x
  3. Step 3: Cross multiply
    10,728,020.10x = 16,092,030.15 × 10,230,356.10
  4. Step 4: Simplify right side
    10,728,020.10x = 164,627,198,806,436.41
  5. Step 5: Solve for x
    x = 164,627,198,806,436.41/10,728,020.10
  6. Step 6: Final answer
    x = 15,345,534.15

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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.