Home / 5,376,071.20-8,067,793.20-2,386,400.80

Finding the Fourth Proportional to 5,376,071.20, 8,067,793.20 and 2,386,400.80

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Solution

The fourth proportional to 5,376,071.20, 8,067,793.20 and 2,386,400.80 is: 3,581,237.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,376,071.20 : 8,067,793.20 = 2,386,400.80 : x
  2. Step 2: Convert to fraction form
    5,376,071.20/8,067,793.20 = 2,386,400.80/x
  3. Step 3: Cross multiply
    5,376,071.20x = 8,067,793.20 × 2,386,400.80
  4. Step 4: Simplify right side
    5,376,071.20x = 19,252,988,146,714.56
  5. Step 5: Solve for x
    x = 19,252,988,146,714.56/5,376,071.20
  6. Step 6: Final answer
    x = 3,581,237.57

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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.