Home / 48,385,589.80-72,494,403.90-31,337,487.40

Finding the Fourth Proportional to 48,385,589.80, 72,494,403.90 and 31,337,487.40

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Solution

The fourth proportional to 48,385,589.80, 72,494,403.90 and 31,337,487.40 is: 46,951,839.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,385,589.80 : 72,494,403.90 = 31,337,487.40 : x
  2. Step 2: Convert to fraction form
    48,385,589.80/72,494,403.90 = 31,337,487.40/x
  3. Step 3: Cross multiply
    48,385,589.80x = 72,494,403.90 × 31,337,487.40
  4. Step 4: Simplify right side
    48,385,589.80x = 2,271,792,468,786,761
  5. Step 5: Solve for x
    x = 2,271,792,468,786,761/48,385,589.80
  6. Step 6: Final answer
    x = 46,951,839.96

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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.