Home / 7,882,445.12-10,876,849.92-4,444,481.28

Finding the Fourth Proportional to 7,882,445.12, 10,876,849.92 and 4,444,481.28

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Solution

The fourth proportional to 7,882,445.12, 10,876,849.92 and 4,444,481.28 is: 6,132,862.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,882,445.12 : 10,876,849.92 = 4,444,481.28 : x
  2. Step 2: Convert to fraction form
    7,882,445.12/10,876,849.92 = 4,444,481.28/x
  3. Step 3: Cross multiply
    7,882,445.12x = 10,876,849.92 × 4,444,481.28
  4. Step 4: Simplify right side
    7,882,445.12x = 48,341,955,854,809.50
  5. Step 5: Solve for x
    x = 48,341,955,854,809.50/7,882,445.12
  6. Step 6: Final answer
    x = 6,132,862.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.