Home / 8,057,908.80-12,086,863.20-6,463,585.80

Finding the Fourth Proportional to 8,057,908.80, 12,086,863.20 and 6,463,585.80

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Solution

The fourth proportional to 8,057,908.80, 12,086,863.20 and 6,463,585.80 is: 9,695,378.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,057,908.80 : 12,086,863.20 = 6,463,585.80 : x
  2. Step 2: Convert to fraction form
    8,057,908.80/12,086,863.20 = 6,463,585.80/x
  3. Step 3: Cross multiply
    8,057,908.80x = 12,086,863.20 × 6,463,585.80
  4. Step 4: Simplify right side
    8,057,908.80x = 78,124,477,346,062.55
  5. Step 5: Solve for x
    x = 78,124,477,346,062.55/8,057,908.80
  6. Step 6: Final answer
    x = 9,695,378.70

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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.