Home / 9,252,004.80-13,878,007.20-8,132,260.80

Finding the Fourth Proportional to 9,252,004.80, 13,878,007.20 and 8,132,260.80

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Solution

The fourth proportional to 9,252,004.80, 13,878,007.20 and 8,132,260.80 is: 12,198,391.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,252,004.80 : 13,878,007.20 = 8,132,260.80 : x
  2. Step 2: Convert to fraction form
    9,252,004.80/13,878,007.20 = 8,132,260.80/x
  3. Step 3: Cross multiply
    9,252,004.80x = 13,878,007.20 × 8,132,260.80
  4. Step 4: Simplify right side
    9,252,004.80x = 112,859,573,934,677.75
  5. Step 5: Solve for x
    x = 112,859,573,934,677.75/9,252,004.80
  6. Step 6: Final answer
    x = 12,198,391.20

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Similar ratio
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1.5x scale

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.