Home / 48,551,286.30-72,826,929.45-19,781,738.70

Finding the Fourth Proportional to 48,551,286.30, 72,826,929.45 and 19,781,738.70

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Solution

The fourth proportional to 48,551,286.30, 72,826,929.45 and 19,781,738.70 is: 29,672,608.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,551,286.30 : 72,826,929.45 = 19,781,738.70 : x
  2. Step 2: Convert to fraction form
    48,551,286.30/72,826,929.45 = 19,781,738.70/x
  3. Step 3: Cross multiply
    48,551,286.30x = 72,826,929.45 × 19,781,738.70
  4. Step 4: Simplify right side
    48,551,286.30x = 1,440,643,288,703,234.75
  5. Step 5: Solve for x
    x = 1,440,643,288,703,234.75/48,551,286.30
  6. Step 6: Final answer
    x = 29,672,608.05

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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.