Home / 8,114,744.80-12,172,117.20-7,368,248.80

Finding the Fourth Proportional to 8,114,744.80, 12,172,117.20 and 7,368,248.80

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Solution

The fourth proportional to 8,114,744.80, 12,172,117.20 and 7,368,248.80 is: 11,052,373.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,114,744.80 : 12,172,117.20 = 7,368,248.80 : x
  2. Step 2: Convert to fraction form
    8,114,744.80/12,172,117.20 = 7,368,248.80/x
  3. Step 3: Cross multiply
    8,114,744.80x = 12,172,117.20 × 7,368,248.80
  4. Step 4: Simplify right side
    8,114,744.80x = 89,687,187,952,359.36
  5. Step 5: Solve for x
    x = 89,687,187,952,359.36/8,114,744.80
  6. Step 6: Final answer
    x = 11,052,373.20

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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.