Home / 71,474,756.54-106,941,585.84-42,344,234.90

Finding the Fourth Proportional to 71,474,756.54, 106,941,585.84 and 42,344,234.90

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Solution

The fourth proportional to 71,474,756.54, 106,941,585.84 and 42,344,234.90 is: 63,356,069.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,474,756.54 : 106,941,585.84 = 42,344,234.90 : x
  2. Step 2: Convert to fraction form
    71,474,756.54/106,941,585.84 = 42,344,234.90/x
  3. Step 3: Cross multiply
    71,474,756.54x = 106,941,585.84 × 42,344,234.90
  4. Step 4: Simplify right side
    71,474,756.54x = 4,528,359,631,387,474
  5. Step 5: Solve for x
    x = 4,528,359,631,387,474/71,474,756.54
  6. Step 6: Final answer
    x = 63,356,069.34

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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.