Home / 43,356,129.91-65,008,223.19-13,799,553.12

Finding the Fourth Proportional to 43,356,129.91, 65,008,223.19 and 13,799,553.12

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Solution

The fourth proportional to 43,356,129.91, 65,008,223.19 and 13,799,553.12 is: 20,691,063.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,356,129.91 : 65,008,223.19 = 13,799,553.12 : x
  2. Step 2: Convert to fraction form
    43,356,129.91/65,008,223.19 = 13,799,553.12/x
  3. Step 3: Cross multiply
    43,356,129.91x = 65,008,223.19 × 13,799,553.12
  4. Step 4: Simplify right side
    43,356,129.91x = 897,084,428,950,201.38
  5. Step 5: Solve for x
    x = 897,084,428,950,201.38/43,356,129.91
  6. Step 6: Final answer
    x = 20,691,063.31

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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.