Home / 8,271,505.70-12,407,258.55-2,514,228.20

Finding the Fourth Proportional to 8,271,505.70, 12,407,258.55 and 2,514,228.20

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Solution

The fourth proportional to 8,271,505.70, 12,407,258.55 and 2,514,228.20 is: 3,771,342.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,271,505.70 : 12,407,258.55 = 2,514,228.20 : x
  2. Step 2: Convert to fraction form
    8,271,505.70/12,407,258.55 = 2,514,228.20/x
  3. Step 3: Cross multiply
    8,271,505.70x = 12,407,258.55 × 2,514,228.20
  4. Step 4: Simplify right side
    8,271,505.70x = 31,194,679,331,101.11
  5. Step 5: Solve for x
    x = 31,194,679,331,101.11/8,271,505.70
  6. Step 6: Final answer
    x = 3,771,342.30

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Similar ratio
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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.