Home / 8,290,978.66-11,441,434.25-4,620,049.95

Finding the Fourth Proportional to 8,290,978.66, 11,441,434.25 and 4,620,049.95

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Solution

The fourth proportional to 8,290,978.66, 11,441,434.25 and 4,620,049.95 is: 6,375,604.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,290,978.66 : 11,441,434.25 = 4,620,049.95 : x
  2. Step 2: Convert to fraction form
    8,290,978.66/11,441,434.25 = 4,620,049.95/x
  3. Step 3: Cross multiply
    8,290,978.66x = 11,441,434.25 × 4,620,049.95
  4. Step 4: Simplify right side
    8,290,978.66x = 52,859,997,776,104.71
  5. Step 5: Solve for x
    x = 52,859,997,776,104.71/8,290,978.66
  6. Step 6: Final answer
    x = 6,375,604.13

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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.