Home / 10,881,263.36-15,016,144.02-5,986,380.71

Finding the Fourth Proportional to 10,881,263.36, 15,016,144.02 and 5,986,380.71

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Solution

The fourth proportional to 10,881,263.36, 15,016,144.02 and 5,986,380.71 is: 8,261,205.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,881,263.36 : 15,016,144.02 = 5,986,380.71 : x
  2. Step 2: Convert to fraction form
    10,881,263.36/15,016,144.02 = 5,986,380.71/x
  3. Step 3: Cross multiply
    10,881,263.36x = 15,016,144.02 × 5,986,380.71
  4. Step 4: Simplify right side
    10,881,263.36x = 89,892,354,899,909.84
  5. Step 5: Solve for x
    x = 89,892,354,899,909.84/10,881,263.36
  6. Step 6: Final answer
    x = 8,261,205.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.