Home / 8,148,045.30-12,222,067.95-3,098,699.70

Finding the Fourth Proportional to 8,148,045.30, 12,222,067.95 and 3,098,699.70

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Solution

The fourth proportional to 8,148,045.30, 12,222,067.95 and 3,098,699.70 is: 4,648,049.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,148,045.30 : 12,222,067.95 = 3,098,699.70 : x
  2. Step 2: Convert to fraction form
    8,148,045.30/12,222,067.95 = 3,098,699.70/x
  3. Step 3: Cross multiply
    8,148,045.30x = 12,222,067.95 × 3,098,699.70
  4. Step 4: Simplify right side
    8,148,045.30x = 37,872,518,290,044.62
  5. Step 5: Solve for x
    x = 37,872,518,290,044.62/8,148,045.30
  6. Step 6: Final answer
    x = 4,648,049.55

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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.