Home / 20,070,711.33-27,695,360.31-11,129,596.74

Finding the Fourth Proportional to 20,070,711.33, 27,695,360.31 and 11,129,596.74

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Solution

The fourth proportional to 20,070,711.33, 27,695,360.31 and 11,129,596.74 is: 15,357,611.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,070,711.33 : 27,695,360.31 = 11,129,596.74 : x
  2. Step 2: Convert to fraction form
    20,070,711.33/27,695,360.31 = 11,129,596.74/x
  3. Step 3: Cross multiply
    20,070,711.33x = 27,695,360.31 × 11,129,596.74
  4. Step 4: Simplify right side
    20,070,711.33x = 308,238,191,819,301.38
  5. Step 5: Solve for x
    x = 308,238,191,819,301.38/20,070,711.33
  6. Step 6: Final answer
    x = 15,357,611.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.