Home / 42,518,137.20-63,761,557.68-33,437,975.76

Finding the Fourth Proportional to 42,518,137.20, 63,761,557.68 and 33,437,975.76

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Solution

The fourth proportional to 42,518,137.20, 63,761,557.68 and 33,437,975.76 is: 50,144,657.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,518,137.20 : 63,761,557.68 = 33,437,975.76 : x
  2. Step 2: Convert to fraction form
    42,518,137.20/63,761,557.68 = 33,437,975.76/x
  3. Step 3: Cross multiply
    42,518,137.20x = 63,761,557.68 × 33,437,975.76
  4. Step 4: Simplify right side
    42,518,137.20x = 2,132,057,420,123,682
  5. Step 5: Solve for x
    x = 2,132,057,420,123,682/42,518,137.20
  6. Step 6: Final answer
    x = 50,144,657.33

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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.