Home / 14,901,382.18-20,565,612.48-8,286,630.58

Finding the Fourth Proportional to 14,901,382.18, 20,565,612.48 and 8,286,630.58

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Solution

The fourth proportional to 14,901,382.18, 20,565,612.48 and 8,286,630.58 is: 11,436,498.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,901,382.18 : 20,565,612.48 = 8,286,630.58 : x
  2. Step 2: Convert to fraction form
    14,901,382.18/20,565,612.48 = 8,286,630.58/x
  3. Step 3: Cross multiply
    14,901,382.18x = 20,565,612.48 × 8,286,630.58
  4. Step 4: Simplify right side
    14,901,382.18x = 170,419,633,273,197.66
  5. Step 5: Solve for x
    x = 170,419,633,273,197.66/14,901,382.18
  6. Step 6: Final answer
    x = 11,436,498.39

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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.