Home / 8,729,822.78-13,086,591.87-2,968,619.46

Finding the Fourth Proportional to 8,729,822.78, 13,086,591.87 and 2,968,619.46

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Solution

The fourth proportional to 8,729,822.78, 13,086,591.87 and 2,968,619.46 is: 4,450,160.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,729,822.78 : 13,086,591.87 = 2,968,619.46 : x
  2. Step 2: Convert to fraction form
    8,729,822.78/13,086,591.87 = 2,968,619.46/x
  3. Step 3: Cross multiply
    8,729,822.78x = 13,086,591.87 × 2,968,619.46
  4. Step 4: Simplify right side
    8,729,822.78x = 38,849,111,275,516.70
  5. Step 5: Solve for x
    x = 38,849,111,275,516.70/8,729,822.78
  6. Step 6: Final answer
    x = 4,450,160.36

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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.