Home / 42,407,195.68-63,603,220.60-11,283,031.72

Finding the Fourth Proportional to 42,407,195.68, 63,603,220.60 and 11,283,031.72

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Solution

The fourth proportional to 42,407,195.68, 63,603,220.60 and 11,283,031.72 is: 16,922,532.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,407,195.68 : 63,603,220.60 = 11,283,031.72 : x
  2. Step 2: Convert to fraction form
    42,407,195.68/63,603,220.60 = 11,283,031.72/x
  3. Step 3: Cross multiply
    42,407,195.68x = 63,603,220.60 × 11,283,031.72
  4. Step 4: Simplify right side
    42,407,195.68x = 717,637,155,523,957.50
  5. Step 5: Solve for x
    x = 717,637,155,523,957.50/42,407,195.68
  6. Step 6: Final answer
    x = 16,922,532.70

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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.