Home / 6,627,623.36-9,941,335.14-2,981,778.53

Finding the Fourth Proportional to 6,627,623.36, 9,941,335.14 and 2,981,778.53

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Solution

The fourth proportional to 6,627,623.36, 9,941,335.14 and 2,981,778.53 is: 4,472,622.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,627,623.36 : 9,941,335.14 = 2,981,778.53 : x
  2. Step 2: Convert to fraction form
    6,627,623.36/9,941,335.14 = 2,981,778.53/x
  3. Step 3: Cross multiply
    6,627,623.36x = 9,941,335.14 × 2,981,778.53
  4. Step 4: Simplify right side
    6,627,623.36x = 29,642,859,679,986.54
  5. Step 5: Solve for x
    x = 29,642,859,679,986.54/6,627,623.36
  6. Step 6: Final answer
    x = 4,472,622.85

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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.