Home / 61,853,755.44-85,543,149.96-54,105,347.28

Finding the Fourth Proportional to 61,853,755.44, 85,543,149.96 and 54,105,347.28

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Solution

The fourth proportional to 61,853,755.44, 85,543,149.96 and 54,105,347.28 is: 74,827,175.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,853,755.44 : 85,543,149.96 = 54,105,347.28 : x
  2. Step 2: Convert to fraction form
    61,853,755.44/85,543,149.96 = 54,105,347.28/x
  3. Step 3: Cross multiply
    61,853,755.44x = 85,543,149.96 × 54,105,347.28
  4. Step 4: Simplify right side
    61,853,755.44x = 4,628,341,836,010,918
  5. Step 5: Solve for x
    x = 4,628,341,836,010,918/61,853,755.44
  6. Step 6: Final answer
    x = 74,827,175.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.