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Finding the Fourth Proportional to 14,904,101.10, 22,356,151.65 and 13,203,489.90

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Solution

The fourth proportional to 14,904,101.10, 22,356,151.65 and 13,203,489.90 is: 19,805,234.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,904,101.10 : 22,356,151.65 = 13,203,489.90 : x
  2. Step 2: Convert to fraction form
    14,904,101.10/22,356,151.65 = 13,203,489.90/x
  3. Step 3: Cross multiply
    14,904,101.10x = 22,356,151.65 × 13,203,489.90
  4. Step 4: Simplify right side
    14,904,101.10x = 295,179,222,513,643.31
  5. Step 5: Solve for x
    x = 295,179,222,513,643.31/14,904,101.10
  6. Step 6: Final answer
    x = 19,805,234.85

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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.