Home / 21,557,789.40-32,336,684.10-14,755,344.60

Finding the Fourth Proportional to 21,557,789.40, 32,336,684.10 and 14,755,344.60

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Solution

The fourth proportional to 21,557,789.40, 32,336,684.10 and 14,755,344.60 is: 22,133,016.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,557,789.40 : 32,336,684.10 = 14,755,344.60 : x
  2. Step 2: Convert to fraction form
    21,557,789.40/32,336,684.10 = 14,755,344.60/x
  3. Step 3: Cross multiply
    21,557,789.40x = 32,336,684.10 × 14,755,344.60
  4. Step 4: Simplify right side
    21,557,789.40x = 477,138,917,116,840.88
  5. Step 5: Solve for x
    x = 477,138,917,116,840.88/21,557,789.40
  6. Step 6: Final answer
    x = 22,133,016.90

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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.