Home / 17,644,664.30-26,432,004.45-15,540,478.70

Finding the Fourth Proportional to 17,644,664.30, 26,432,004.45 and 15,540,478.70

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Solution

The fourth proportional to 17,644,664.30, 26,432,004.45 and 15,540,478.70 is: 23,279,898.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,644,664.30 : 26,432,004.45 = 15,540,478.70 : x
  2. Step 2: Convert to fraction form
    17,644,664.30/26,432,004.45 = 15,540,478.70/x
  3. Step 3: Cross multiply
    17,644,664.30x = 26,432,004.45 × 15,540,478.70
  4. Step 4: Simplify right side
    17,644,664.30x = 410,766,002,153,530.19
  5. Step 5: Solve for x
    x = 410,766,002,153,530.19/17,644,664.30
  6. Step 6: Final answer
    x = 23,279,898.96

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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.