Home / 48,518,856.90-72,757,290.15-19,755,432.90

Finding the Fourth Proportional to 48,518,856.90, 72,757,290.15 and 19,755,432.90

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Solution

The fourth proportional to 48,518,856.90, 72,757,290.15 and 19,755,432.90 is: 29,624,600.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,518,856.90 : 72,757,290.15 = 19,755,432.90 : x
  2. Step 2: Convert to fraction form
    48,518,856.90/72,757,290.15 = 19,755,432.90/x
  3. Step 3: Cross multiply
    48,518,856.90x = 72,757,290.15 × 19,755,432.90
  4. Step 4: Simplify right side
    48,518,856.90x = 1,437,351,763,544,156
  5. Step 5: Solve for x
    x = 1,437,351,763,544,156/48,518,856.90
  6. Step 6: Final answer
    x = 29,624,600.73

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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.