Home / 8,146,139.90-11,241,680.49-4,475,294.28

Finding the Fourth Proportional to 8,146,139.90, 11,241,680.49 and 4,475,294.28

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Solution

The fourth proportional to 8,146,139.90, 11,241,680.49 and 4,475,294.28 is: 6,175,910.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,146,139.90 : 11,241,680.49 = 4,475,294.28 : x
  2. Step 2: Convert to fraction form
    8,146,139.90/11,241,680.49 = 4,475,294.28/x
  3. Step 3: Cross multiply
    8,146,139.90x = 11,241,680.49 × 4,475,294.28
  4. Step 4: Simplify right side
    8,146,139.90x = 50,309,828,394,484.60
  5. Step 5: Solve for x
    x = 50,309,828,394,484.60/8,146,139.90
  6. Step 6: Final answer
    x = 6,175,910.19

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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.