Home / 13,122,034.20-19,683,051.30-11,527,711.20

Finding the Fourth Proportional to 13,122,034.20, 19,683,051.30 and 11,527,711.20

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Solution

The fourth proportional to 13,122,034.20, 19,683,051.30 and 11,527,711.20 is: 17,291,566.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,122,034.20 : 19,683,051.30 = 11,527,711.20 : x
  2. Step 2: Convert to fraction form
    13,122,034.20/19,683,051.30 = 11,527,711.20/x
  3. Step 3: Cross multiply
    13,122,034.20x = 19,683,051.30 × 11,527,711.20
  4. Step 4: Simplify right side
    13,122,034.20x = 226,900,530,921,184.56
  5. Step 5: Solve for x
    x = 226,900,530,921,184.56/13,122,034.20
  6. Step 6: Final answer
    x = 17,291,566.80

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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.