Home / 8,152,138.40-12,228,207.60-8,026,167.20

Finding the Fourth Proportional to 8,152,138.40, 12,228,207.60 and 8,026,167.20

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Solution

The fourth proportional to 8,152,138.40, 12,228,207.60 and 8,026,167.20 is: 12,039,250.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,152,138.40 : 12,228,207.60 = 8,026,167.20 : x
  2. Step 2: Convert to fraction form
    8,152,138.40/12,228,207.60 = 8,026,167.20/x
  3. Step 3: Cross multiply
    8,152,138.40x = 12,228,207.60 × 8,026,167.20
  4. Step 4: Simplify right side
    8,152,138.40x = 98,145,638,753,910.72
  5. Step 5: Solve for x
    x = 98,145,638,753,910.72/8,152,138.40
  6. Step 6: Final answer
    x = 12,039,250.80

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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.