Home / 11,517,520.59-15,894,080.97-6,360,771.42

Finding the Fourth Proportional to 11,517,520.59, 15,894,080.97 and 6,360,771.42

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Solution

The fourth proportional to 11,517,520.59, 15,894,080.97 and 6,360,771.42 is: 8,777,810.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,517,520.59 : 15,894,080.97 = 6,360,771.42 : x
  2. Step 2: Convert to fraction form
    11,517,520.59/15,894,080.97 = 6,360,771.42/x
  3. Step 3: Cross multiply
    11,517,520.59x = 15,894,080.97 × 6,360,771.42
  4. Step 4: Simplify right side
    11,517,520.59x = 101,098,615,901,671.48
  5. Step 5: Solve for x
    x = 101,098,615,901,671.48/11,517,520.59
  6. Step 6: Final answer
    x = 8,777,810.74

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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.