Home / 8,561,134.90-12,843,626.91-2,881,194.58

Finding the Fourth Proportional to 8,561,134.90, 12,843,626.91 and 2,881,194.58

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Solution

The fourth proportional to 8,561,134.90, 12,843,626.91 and 2,881,194.58 is: 4,322,439.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,561,134.90 : 12,843,626.91 = 2,881,194.58 : x
  2. Step 2: Convert to fraction form
    8,561,134.90/12,843,626.91 = 2,881,194.58/x
  3. Step 3: Cross multiply
    8,561,134.90x = 12,843,626.91 × 2,881,194.58
  4. Step 4: Simplify right side
    8,561,134.90x = 37,004,988,240,634.15
  5. Step 5: Solve for x
    x = 37,004,988,240,634.15/8,561,134.90
  6. Step 6: Final answer
    x = 4,322,439.57

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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.