Home / 48,454,384.86-72,672,947.53-19,305,780.95

Finding the Fourth Proportional to 48,454,384.86, 72,672,947.53 and 19,305,780.95

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Solution

The fourth proportional to 48,454,384.86, 72,672,947.53 and 19,305,780.95 is: 28,955,233.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,454,384.86 : 72,672,947.53 = 19,305,780.95 : x
  2. Step 2: Convert to fraction form
    48,454,384.86/72,672,947.53 = 19,305,780.95/x
  3. Step 3: Cross multiply
    48,454,384.86x = 72,672,947.53 × 19,305,780.95
  4. Step 4: Simplify right side
    48,454,384.86x = 1,403,008,006,138,441.50
  5. Step 5: Solve for x
    x = 1,403,008,006,138,441.50/48,454,384.86
  6. Step 6: Final answer
    x = 28,955,233.05

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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.