Home / 8,201,034.20-12,301,551.30-3,407,130.20

Finding the Fourth Proportional to 8,201,034.20, 12,301,551.30 and 3,407,130.20

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Solution

The fourth proportional to 8,201,034.20, 12,301,551.30 and 3,407,130.20 is: 5,110,695.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,201,034.20 : 12,301,551.30 = 3,407,130.20 : x
  2. Step 2: Convert to fraction form
    8,201,034.20/12,301,551.30 = 3,407,130.20/x
  3. Step 3: Cross multiply
    8,201,034.20x = 12,301,551.30 × 3,407,130.20
  4. Step 4: Simplify right side
    8,201,034.20x = 41,912,986,941,079.27
  5. Step 5: Solve for x
    x = 41,912,986,941,079.27/8,201,034.20
  6. Step 6: Final answer
    x = 5,110,695.30

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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.