Home / 8,169,982.80-12,254,974.20-2,186,350.80

Finding the Fourth Proportional to 8,169,982.80, 12,254,974.20 and 2,186,350.80

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Solution

The fourth proportional to 8,169,982.80, 12,254,974.20 and 2,186,350.80 is: 3,279,526.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,169,982.80 : 12,254,974.20 = 2,186,350.80 : x
  2. Step 2: Convert to fraction form
    8,169,982.80/12,254,974.20 = 2,186,350.80/x
  3. Step 3: Cross multiply
    8,169,982.80x = 12,254,974.20 × 2,186,350.80
  4. Step 4: Simplify right side
    8,169,982.80x = 26,793,672,646,149.36
  5. Step 5: Solve for x
    x = 26,793,672,646,149.36/8,169,982.80
  6. Step 6: Final answer
    x = 3,279,526.20

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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.