Home / 8,694,350.80-13,041,526.20-7,287,672.40

Finding the Fourth Proportional to 8,694,350.80, 13,041,526.20 and 7,287,672.40

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Solution

The fourth proportional to 8,694,350.80, 13,041,526.20 and 7,287,672.40 is: 10,931,508.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,694,350.80 : 13,041,526.20 = 7,287,672.40 : x
  2. Step 2: Convert to fraction form
    8,694,350.80/13,041,526.20 = 7,287,672.40/x
  3. Step 3: Cross multiply
    8,694,350.80x = 13,041,526.20 × 7,287,672.40
  4. Step 4: Simplify right side
    8,694,350.80x = 95,042,370,541,616.88
  5. Step 5: Solve for x
    x = 95,042,370,541,616.88/8,694,350.80
  6. Step 6: Final answer
    x = 10,931,508.60

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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.