Home / 17,556,401.10-26,334,601.65-15,855,789.90

Finding the Fourth Proportional to 17,556,401.10, 26,334,601.65 and 15,855,789.90

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Solution

The fourth proportional to 17,556,401.10, 26,334,601.65 and 15,855,789.90 is: 23,783,684.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,556,401.10 : 26,334,601.65 = 15,855,789.90 : x
  2. Step 2: Convert to fraction form
    17,556,401.10/26,334,601.65 = 15,855,789.90/x
  3. Step 3: Cross multiply
    17,556,401.10x = 26,334,601.65 × 15,855,789.90
  4. Step 4: Simplify right side
    17,556,401.10x = 417,555,910,862,593.31
  5. Step 5: Solve for x
    x = 417,555,910,862,593.31/17,556,401.10
  6. Step 6: Final answer
    x = 23,783,684.85

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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.