Home / 8,480,034.79-12,720,121.74-2,414,759.04

Finding the Fourth Proportional to 8,480,034.79, 12,720,121.74 and 2,414,759.04

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Solution

The fourth proportional to 8,480,034.79, 12,720,121.74 and 2,414,759.04 is: 3,622,158.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,480,034.79 : 12,720,121.74 = 2,414,759.04 : x
  2. Step 2: Convert to fraction form
    8,480,034.79/12,720,121.74 = 2,414,759.04/x
  3. Step 3: Cross multiply
    8,480,034.79x = 12,720,121.74 × 2,414,759.04
  4. Step 4: Simplify right side
    8,480,034.79x = 30,716,028,961,565.53
  5. Step 5: Solve for x
    x = 30,716,028,961,565.53/8,480,034.79
  6. Step 6: Final answer
    x = 3,622,158.37

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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.