Home / 8,173,358.60-12,260,037.90-6,897,900.20

Finding the Fourth Proportional to 8,173,358.60, 12,260,037.90 and 6,897,900.20

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Solution

The fourth proportional to 8,173,358.60, 12,260,037.90 and 6,897,900.20 is: 10,346,850.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,173,358.60 : 12,260,037.90 = 6,897,900.20 : x
  2. Step 2: Convert to fraction form
    8,173,358.60/12,260,037.90 = 6,897,900.20/x
  3. Step 3: Cross multiply
    8,173,358.60x = 12,260,037.90 × 6,897,900.20
  4. Step 4: Simplify right side
    8,173,358.60x = 84,568,517,882,417.58
  5. Step 5: Solve for x
    x = 84,568,517,882,417.58/8,173,358.60
  6. Step 6: Final answer
    x = 10,346,850.30

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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.