Home / 5,127,638.18-7,077,087.31-3,294,388.17

Finding the Fourth Proportional to 5,127,638.18, 7,077,087.31 and 3,294,388.17

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Solution

The fourth proportional to 5,127,638.18, 7,077,087.31 and 3,294,388.17 is: 4,546,863.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,127,638.18 : 7,077,087.31 = 3,294,388.17 : x
  2. Step 2: Convert to fraction form
    5,127,638.18/7,077,087.31 = 3,294,388.17/x
  3. Step 3: Cross multiply
    5,127,638.18x = 7,077,087.31 × 3,294,388.17
  4. Step 4: Simplify right side
    5,127,638.18x = 23,314,672,712,121.12
  5. Step 5: Solve for x
    x = 23,314,672,712,121.12/5,127,638.18
  6. Step 6: Final answer
    x = 4,546,863.86

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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.