Home / 8,316,280.30-12,474,420.45-7,694,200.30

Finding the Fourth Proportional to 8,316,280.30, 12,474,420.45 and 7,694,200.30

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Solution

The fourth proportional to 8,316,280.30, 12,474,420.45 and 7,694,200.30 is: 11,541,300.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,316,280.30 : 12,474,420.45 = 7,694,200.30 : x
  2. Step 2: Convert to fraction form
    8,316,280.30/12,474,420.45 = 7,694,200.30/x
  3. Step 3: Cross multiply
    8,316,280.30x = 12,474,420.45 × 7,694,200.30
  4. Step 4: Simplify right side
    8,316,280.30x = 95,980,689,568,716.12
  5. Step 5: Solve for x
    x = 95,980,689,568,716.12/8,316,280.30
  6. Step 6: Final answer
    x = 11,541,300.45

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Double scale
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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.