Home / 56,854,405.43-85,278,241.56-15,912,937.13

Finding the Fourth Proportional to 56,854,405.43, 85,278,241.56 and 15,912,937.13

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Solution

The fourth proportional to 56,854,405.43, 85,278,241.56 and 15,912,937.13 is: 23,868,463.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,854,405.43 : 85,278,241.56 = 15,912,937.13 : x
  2. Step 2: Convert to fraction form
    56,854,405.43/85,278,241.56 = 15,912,937.13/x
  3. Step 3: Cross multiply
    56,854,405.43x = 85,278,241.56 × 15,912,937.13
  4. Step 4: Simplify right side
    56,854,405.43x = 1,357,027,296,501,233.25
  5. Step 5: Solve for x
    x = 1,357,027,296,501,233.25/56,854,405.43
  6. Step 6: Final answer
    x = 23,868,463.42

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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.