Home / 8,247,177.91-12,370,807.77-3,392,131.87

Finding the Fourth Proportional to 8,247,177.91, 12,370,807.77 and 3,392,131.87

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Solution

The fourth proportional to 8,247,177.91, 12,370,807.77 and 3,392,131.87 is: 5,088,214.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,247,177.91 : 12,370,807.77 = 3,392,131.87 : x
  2. Step 2: Convert to fraction form
    8,247,177.91/12,370,807.77 = 3,392,131.87/x
  3. Step 3: Cross multiply
    8,247,177.91x = 12,370,807.77 × 3,392,131.87
  4. Step 4: Simplify right side
    8,247,177.91x = 41,963,411,215,445.94
  5. Step 5: Solve for x
    x = 41,963,411,215,445.94/8,247,177.91
  6. Step 6: Final answer
    x = 5,088,214.62

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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.