Home / 42,121,480.20-63,188,125.20-16,556,543.70

Finding the Fourth Proportional to 42,121,480.20, 63,188,125.20 and 16,556,543.70

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Solution

The fourth proportional to 42,121,480.20, 63,188,125.20 and 16,556,543.70 is: 24,837,136.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,121,480.20 : 63,188,125.20 = 16,556,543.70 : x
  2. Step 2: Convert to fraction form
    42,121,480.20/63,188,125.20 = 16,556,543.70/x
  3. Step 3: Cross multiply
    42,121,480.20x = 63,188,125.20 × 16,556,543.70
  4. Step 4: Simplify right side
    42,121,480.20x = 1,046,176,956,194,871.25
  5. Step 5: Solve for x
    x = 1,046,176,956,194,871.25/42,121,480.20
  6. Step 6: Final answer
    x = 24,837,136.57

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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.