Home / 8,012,862.63-12,019,188.96-1,947,576.74

Finding the Fourth Proportional to 8,012,862.63, 12,019,188.96 and 1,947,576.74

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Solution

The fourth proportional to 8,012,862.63, 12,019,188.96 and 1,947,576.74 is: 2,921,339.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,012,862.63 : 12,019,188.96 = 1,947,576.74 : x
  2. Step 2: Convert to fraction form
    8,012,862.63/12,019,188.96 = 1,947,576.74/x
  3. Step 3: Cross multiply
    8,012,862.63x = 12,019,188.96 × 1,947,576.74
  4. Step 4: Simplify right side
    8,012,862.63x = 23,408,292,852,160.79
  5. Step 5: Solve for x
    x = 23,408,292,852,160.79/8,012,862.63
  6. Step 6: Final answer
    x = 2,921,339.59

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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.