Home / 7,116,390-10,675,690.92-2,389,687.92

Finding the Fourth Proportional to 7,116,390, 10,675,690.92 and 2,389,687.92

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Solution

The fourth proportional to 7,116,390, 10,675,690.92 and 2,389,687.92 is: 3,584,903.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,116,390 : 10,675,690.92 = 2,389,687.92 : x
  2. Step 2: Convert to fraction form
    7,116,390/10,675,690.92 = 2,389,687.92/x
  3. Step 3: Cross multiply
    7,116,390x = 10,675,690.92 × 2,389,687.92
  4. Step 4: Simplify right side
    7,116,390x = 25,511,569,629,177.68
  5. Step 5: Solve for x
    x = 25,511,569,629,177.68/7,116,390
  6. Step 6: Final answer
    x = 3,584,903.25

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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.