Home / 48,386,972.10-72,580,458.15-18,088,565.70

Finding the Fourth Proportional to 48,386,972.10, 72,580,458.15 and 18,088,565.70

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Solution

The fourth proportional to 48,386,972.10, 72,580,458.15 and 18,088,565.70 is: 27,132,848.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,386,972.10 : 72,580,458.15 = 18,088,565.70 : x
  2. Step 2: Convert to fraction form
    48,386,972.10/72,580,458.15 = 18,088,565.70/x
  3. Step 3: Cross multiply
    48,386,972.10x = 72,580,458.15 × 18,088,565.70
  4. Step 4: Simplify right side
    48,386,972.10x = 1,312,876,385,782,375.50
  5. Step 5: Solve for x
    x = 1,312,876,385,782,375.50/48,386,972.10
  6. Step 6: Final answer
    x = 27,132,848.55

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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.