Home / 15,695,868.20-23,490,658.20-13,782,680.60

Finding the Fourth Proportional to 15,695,868.20, 23,490,658.20 and 13,782,680.60

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Solution

The fourth proportional to 15,695,868.20, 23,490,658.20 and 13,782,680.60 is: 20,627,354.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,695,868.20 : 23,490,658.20 = 13,782,680.60 : x
  2. Step 2: Convert to fraction form
    15,695,868.20/23,490,658.20 = 13,782,680.60/x
  3. Step 3: Cross multiply
    15,695,868.20x = 23,490,658.20 × 13,782,680.60
  4. Step 4: Simplify right side
    15,695,868.20x = 323,764,239,054,370.88
  5. Step 5: Solve for x
    x = 323,764,239,054,370.88/15,695,868.20
  6. Step 6: Final answer
    x = 20,627,354.60

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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.