Home / 8,447,045.48-12,656,086.25-5,672,111.65

Finding the Fourth Proportional to 8,447,045.48, 12,656,086.25 and 5,672,111.65

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Solution

The fourth proportional to 8,447,045.48, 12,656,086.25 and 5,672,111.65 is: 8,498,442.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,447,045.48 : 12,656,086.25 = 5,672,111.65 : x
  2. Step 2: Convert to fraction form
    8,447,045.48/12,656,086.25 = 5,672,111.65/x
  3. Step 3: Cross multiply
    8,447,045.48x = 12,656,086.25 × 5,672,111.65
  4. Step 4: Simplify right side
    8,447,045.48x = 71,786,734,218,447.08
  5. Step 5: Solve for x
    x = 71,786,734,218,447.08/8,447,045.48
  6. Step 6: Final answer
    x = 8,498,442.97

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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.