Home / 8,064,336.80-12,096,505.20-7,119,552.80

Finding the Fourth Proportional to 8,064,336.80, 12,096,505.20 and 7,119,552.80

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Solution

The fourth proportional to 8,064,336.80, 12,096,505.20 and 7,119,552.80 is: 10,679,329.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,064,336.80 : 12,096,505.20 = 7,119,552.80 : x
  2. Step 2: Convert to fraction form
    8,064,336.80/12,096,505.20 = 7,119,552.80/x
  3. Step 3: Cross multiply
    8,064,336.80x = 12,096,505.20 × 7,119,552.80
  4. Step 4: Simplify right side
    8,064,336.80x = 86,121,707,466,874.55
  5. Step 5: Solve for x
    x = 86,121,707,466,874.55/8,064,336.80
  6. Step 6: Final answer
    x = 10,679,329.20

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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.