Home / 53,391,781.80-80,087,672.70-29,121,330.60

Finding the Fourth Proportional to 53,391,781.80, 80,087,672.70 and 29,121,330.60

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Solution

The fourth proportional to 53,391,781.80, 80,087,672.70 and 29,121,330.60 is: 43,681,995.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,391,781.80 : 80,087,672.70 = 29,121,330.60 : x
  2. Step 2: Convert to fraction form
    53,391,781.80/80,087,672.70 = 29,121,330.60/x
  3. Step 3: Cross multiply
    53,391,781.80x = 80,087,672.70 × 29,121,330.60
  4. Step 4: Simplify right side
    53,391,781.80x = 2,332,259,593,681,295
  5. Step 5: Solve for x
    x = 2,332,259,593,681,295/53,391,781.80
  6. Step 6: Final answer
    x = 43,681,995.90

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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.