Home / 31,407,684.38-47,111,543.78-14,356,399.89

Finding the Fourth Proportional to 31,407,684.38, 47,111,543.78 and 14,356,399.89

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Solution

The fourth proportional to 31,407,684.38, 47,111,543.78 and 14,356,399.89 is: 21,534,607.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,407,684.38 : 47,111,543.78 = 14,356,399.89 : x
  2. Step 2: Convert to fraction form
    31,407,684.38/47,111,543.78 = 14,356,399.89/x
  3. Step 3: Cross multiply
    31,407,684.38x = 47,111,543.78 × 14,356,399.89
  4. Step 4: Simplify right side
    31,407,684.38x = 676,352,161,869,140.25
  5. Step 5: Solve for x
    x = 676,352,161,869,140.25/31,407,684.38
  6. Step 6: Final answer
    x = 21,534,607.70

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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.