Home / 8,012,862.38-12,019,188.59-1,947,576.49

Finding the Fourth Proportional to 8,012,862.38, 12,019,188.59 and 1,947,576.49

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Solution

The fourth proportional to 8,012,862.38, 12,019,188.59 and 1,947,576.49 is: 2,921,339.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,012,862.38 : 12,019,188.59 = 1,947,576.49 : x
  2. Step 2: Convert to fraction form
    8,012,862.38/12,019,188.59 = 1,947,576.49/x
  3. Step 3: Cross multiply
    8,012,862.38x = 12,019,188.59 × 1,947,576.49
  4. Step 4: Simplify right side
    8,012,862.38x = 23,408,289,056,926.43
  5. Step 5: Solve for x
    x = 23,408,289,056,926.43/8,012,862.38
  6. Step 6: Final answer
    x = 2,921,339.21

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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.