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Finding the Fourth Proportional to 10,726,694.10, 16,090,041.15 and 10,726,694.10

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Solution

The fourth proportional to 10,726,694.10, 16,090,041.15 and 10,726,694.10 is: 16,090,041.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,726,694.10 : 16,090,041.15 = 10,726,694.10 : x
  2. Step 2: Convert to fraction form
    10,726,694.10/16,090,041.15 = 10,726,694.10/x
  3. Step 3: Cross multiply
    10,726,694.10x = 16,090,041.15 × 10,726,694.10
  4. Step 4: Simplify right side
    10,726,694.10x = 172,592,949,472,462.22
  5. Step 5: Solve for x
    x = 172,592,949,472,462.22/10,726,694.10
  6. Step 6: Final answer
    x = 16,090,041.15

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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.