Home / 14,145,337.97-21,218,155.19-11,323,388.69

Finding the Fourth Proportional to 14,145,337.97, 21,218,155.19 and 11,323,388.69

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Solution

The fourth proportional to 14,145,337.97, 21,218,155.19 and 11,323,388.69 is: 16,985,201.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,145,337.97 : 21,218,155.19 = 11,323,388.69 : x
  2. Step 2: Convert to fraction form
    14,145,337.97/21,218,155.19 = 11,323,388.69/x
  3. Step 3: Cross multiply
    14,145,337.97x = 21,218,155.19 × 11,323,388.69
  4. Step 4: Simplify right side
    14,145,337.97x = 240,261,418,501,110.81
  5. Step 5: Solve for x
    x = 240,261,418,501,110.81/14,145,337.97
  6. Step 6: Final answer
    x = 16,985,201.70

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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.