Home / 8,145,060.20-12,220,247.92-3,884,674.84

Finding the Fourth Proportional to 8,145,060.20, 12,220,247.92 and 3,884,674.84

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Solution

The fourth proportional to 8,145,060.20, 12,220,247.92 and 3,884,674.84 is: 5,828,279.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,145,060.20 : 12,220,247.92 = 3,884,674.84 : x
  2. Step 2: Convert to fraction form
    8,145,060.20/12,220,247.92 = 3,884,674.84/x
  3. Step 3: Cross multiply
    8,145,060.20x = 12,220,247.92 × 3,884,674.84
  4. Step 4: Simplify right side
    8,145,060.20x = 47,471,689,633,386.33
  5. Step 5: Solve for x
    x = 47,471,689,633,386.33/8,145,060.20
  6. Step 6: Final answer
    x = 5,828,279.78

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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.