Home / 8,262,414.80-12,393,622.20-7,695,544.40

Finding the Fourth Proportional to 8,262,414.80, 12,393,622.20 and 7,695,544.40

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Solution

The fourth proportional to 8,262,414.80, 12,393,622.20 and 7,695,544.40 is: 11,543,316.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,262,414.80 : 12,393,622.20 = 7,695,544.40 : x
  2. Step 2: Convert to fraction form
    8,262,414.80/12,393,622.20 = 7,695,544.40/x
  3. Step 3: Cross multiply
    8,262,414.80x = 12,393,622.20 × 7,695,544.40
  4. Step 4: Simplify right side
    8,262,414.80x = 95,375,669,916,925.67
  5. Step 5: Solve for x
    x = 95,375,669,916,925.67/8,262,414.80
  6. Step 6: Final answer
    x = 11,543,316.60

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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.