Home / 67,655,721.22-101,453,099.91-40,374,610.18

Finding the Fourth Proportional to 67,655,721.22, 101,453,099.91 and 40,374,610.18

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Solution

The fourth proportional to 67,655,721.22, 101,453,099.91 and 40,374,610.18 is: 60,543,724.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,655,721.22 : 101,453,099.91 = 40,374,610.18 : x
  2. Step 2: Convert to fraction form
    67,655,721.22/101,453,099.91 = 40,374,610.18/x
  3. Step 3: Cross multiply
    67,655,721.22x = 101,453,099.91 × 40,374,610.18
  4. Step 4: Simplify right side
    67,655,721.22x = 4,096,129,360,418,843
  5. Step 5: Solve for x
    x = 4,096,129,360,418,843/67,655,721.22
  6. Step 6: Final answer
    x = 60,543,724.71

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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.