Home / 8,012,863.38-12,019,190.08-1,947,577.49

Finding the Fourth Proportional to 8,012,863.38, 12,019,190.08 and 1,947,577.49

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Solution

The fourth proportional to 8,012,863.38, 12,019,190.08 and 1,947,577.49 is: 2,921,340.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,012,863.38 : 12,019,190.08 = 1,947,577.49 : x
  2. Step 2: Convert to fraction form
    8,012,863.38/12,019,190.08 = 1,947,577.49/x
  3. Step 3: Cross multiply
    8,012,863.38x = 12,019,190.08 × 1,947,577.49
  4. Step 4: Simplify right side
    8,012,863.38x = 23,408,304,047,839.30
  5. Step 5: Solve for x
    x = 23,408,304,047,839.30/8,012,863.38
  6. Step 6: Final answer
    x = 2,921,340.72

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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.