Home / 7,007,930.82-9,668,680.02-3,909,951.90

Finding the Fourth Proportional to 7,007,930.82, 9,668,680.02 and 3,909,951.90

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Solution

The fourth proportional to 7,007,930.82, 9,668,680.02 and 3,909,951.90 is: 5,394,470.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,007,930.82 : 9,668,680.02 = 3,909,951.90 : x
  2. Step 2: Convert to fraction form
    7,007,930.82/9,668,680.02 = 3,909,951.90/x
  3. Step 3: Cross multiply
    7,007,930.82x = 9,668,680.02 × 3,909,951.90
  4. Step 4: Simplify right side
    7,007,930.82x = 37,804,073,814,691.04
  5. Step 5: Solve for x
    x = 37,804,073,814,691.04/7,007,930.82
  6. Step 6: Final answer
    x = 5,394,470.18

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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.