Home / 8,083,906.85-12,125,860.28-4,887,387.65

Finding the Fourth Proportional to 8,083,906.85, 12,125,860.28 and 4,887,387.65

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Solution

The fourth proportional to 8,083,906.85, 12,125,860.28 and 4,887,387.65 is: 7,331,081.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,083,906.85 : 12,125,860.28 = 4,887,387.65 : x
  2. Step 2: Convert to fraction form
    8,083,906.85/12,125,860.28 = 4,887,387.65/x
  3. Step 3: Cross multiply
    8,083,906.85x = 12,125,860.28 × 4,887,387.65
  4. Step 4: Simplify right side
    8,083,906.85x = 59,263,779,753,660.61
  5. Step 5: Solve for x
    x = 59,263,779,753,660.61/8,083,906.85
  6. Step 6: Final answer
    x = 7,331,081.48

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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.