Home / 15,695,859.70-23,490,645.45-13,782,672.10

Finding the Fourth Proportional to 15,695,859.70, 23,490,645.45 and 13,782,672.10

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Solution

The fourth proportional to 15,695,859.70, 23,490,645.45 and 13,782,672.10 is: 20,627,341.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,695,859.70 : 23,490,645.45 = 13,782,672.10 : x
  2. Step 2: Convert to fraction form
    15,695,859.70/23,490,645.45 = 13,782,672.10/x
  3. Step 3: Cross multiply
    15,695,859.70x = 23,490,645.45 × 13,782,672.10
  4. Step 4: Simplify right side
    15,695,859.70x = 323,763,863,654,706.94
  5. Step 5: Solve for x
    x = 323,763,863,654,706.94/15,695,859.70
  6. Step 6: Final answer
    x = 20,627,341.85

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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.