Home / 26,193,612.20-39,290,418.30-7,997,772.20

Finding the Fourth Proportional to 26,193,612.20, 39,290,418.30 and 7,997,772.20

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Solution

The fourth proportional to 26,193,612.20, 39,290,418.30 and 7,997,772.20 is: 11,996,658.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,193,612.20 : 39,290,418.30 = 7,997,772.20 : x
  2. Step 2: Convert to fraction form
    26,193,612.20/39,290,418.30 = 7,997,772.20/x
  3. Step 3: Cross multiply
    26,193,612.20x = 39,290,418.30 × 7,997,772.20
  4. Step 4: Simplify right side
    26,193,612.20x = 314,235,815,206,111.25
  5. Step 5: Solve for x
    x = 314,235,815,206,111.25/26,193,612.20
  6. Step 6: Final answer
    x = 11,996,658.30

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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.