Home / 42,064,861.20-63,132,721.20-16,524,200.40

Finding the Fourth Proportional to 42,064,861.20, 63,132,721.20 and 16,524,200.40

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Solution

The fourth proportional to 42,064,861.20, 63,132,721.20 and 16,524,200.40 is: 24,800,218.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,064,861.20 : 63,132,721.20 = 16,524,200.40 : x
  2. Step 2: Convert to fraction form
    42,064,861.20/63,132,721.20 = 16,524,200.40/x
  3. Step 3: Cross multiply
    42,064,861.20x = 63,132,721.20 × 16,524,200.40
  4. Step 4: Simplify right side
    42,064,861.20x = 1,043,217,736,906,128.50
  5. Step 5: Solve for x
    x = 1,043,217,736,906,128.50/42,064,861.20
  6. Step 6: Final answer
    x = 24,800,218.21

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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.