Home / 8,394,038.70-12,591,058.05-5,370,729.90

Finding the Fourth Proportional to 8,394,038.70, 12,591,058.05 and 5,370,729.90

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Solution

The fourth proportional to 8,394,038.70, 12,591,058.05 and 5,370,729.90 is: 8,056,094.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,394,038.70 : 12,591,058.05 = 5,370,729.90 : x
  2. Step 2: Convert to fraction form
    8,394,038.70/12,591,058.05 = 5,370,729.90/x
  3. Step 3: Cross multiply
    8,394,038.70x = 12,591,058.05 × 5,370,729.90
  4. Step 4: Simplify right side
    8,394,038.70x = 67,623,171,941,770.70
  5. Step 5: Solve for x
    x = 67,623,171,941,770.70/8,394,038.70
  6. Step 6: Final answer
    x = 8,056,094.85

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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.