Home / 8,145,061.20-12,220,249.42-3,884,675.84

Finding the Fourth Proportional to 8,145,061.20, 12,220,249.42 and 3,884,675.84

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Solution

The fourth proportional to 8,145,061.20, 12,220,249.42 and 3,884,675.84 is: 5,828,281.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,145,061.20 : 12,220,249.42 = 3,884,675.84 : x
  2. Step 2: Convert to fraction form
    8,145,061.20/12,220,249.42 = 3,884,675.84/x
  3. Step 3: Cross multiply
    8,145,061.20x = 12,220,249.42 × 3,884,675.84
  4. Step 4: Simplify right side
    8,145,061.20x = 47,471,707,680,648.01
  5. Step 5: Solve for x
    x = 47,471,707,680,648.01/8,145,061.20
  6. Step 6: Final answer
    x = 5,828,281.28

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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.