Home / 28,546,684.01-39,394,462.80-15,493,943.57

Finding the Fourth Proportional to 28,546,684.01, 39,394,462.80 and 15,493,943.57

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Solution

The fourth proportional to 28,546,684.01, 39,394,462.80 and 15,493,943.57 is: 21,381,663.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,546,684.01 : 39,394,462.80 = 15,493,943.57 : x
  2. Step 2: Convert to fraction form
    28,546,684.01/39,394,462.80 = 15,493,943.57/x
  3. Step 3: Cross multiply
    28,546,684.01x = 39,394,462.80 × 15,493,943.57
  4. Step 4: Simplify right side
    28,546,684.01x = 610,375,583,396,691.88
  5. Step 5: Solve for x
    x = 610,375,583,396,691.88/28,546,684.01
  6. Step 6: Final answer
    x = 21,381,663.22

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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.