Home / 17,077,989.98-25,609,283.19-8,438,722.22

Finding the Fourth Proportional to 17,077,989.98, 25,609,283.19 and 8,438,722.22

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Solution

The fourth proportional to 17,077,989.98, 25,609,283.19 and 8,438,722.22 is: 12,654,277.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,077,989.98 : 25,609,283.19 = 8,438,722.22 : x
  2. Step 2: Convert to fraction form
    17,077,989.98/25,609,283.19 = 8,438,722.22/x
  3. Step 3: Cross multiply
    17,077,989.98x = 25,609,283.19 × 8,438,722.22
  4. Step 4: Simplify right side
    17,077,989.98x = 216,109,627,157,748.72
  5. Step 5: Solve for x
    x = 216,109,627,157,748.72/17,077,989.98
  6. Step 6: Final answer
    x = 12,654,277.66

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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.