Home / 8,694,702.60-13,036,869.90-5,331,323.40

Finding the Fourth Proportional to 8,694,702.60, 13,036,869.90 and 5,331,323.40

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Solution

The fourth proportional to 8,694,702.60, 13,036,869.90 and 5,331,323.40 is: 7,993,806.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,694,702.60 : 13,036,869.90 = 5,331,323.40 : x
  2. Step 2: Convert to fraction form
    8,694,702.60/13,036,869.90 = 5,331,323.40/x
  3. Step 3: Cross multiply
    8,694,702.60x = 13,036,869.90 × 5,331,323.40
  4. Step 4: Simplify right side
    8,694,702.60x = 69,503,769,560,625.66
  5. Step 5: Solve for x
    x = 69,503,769,560,625.66/8,694,702.60
  6. Step 6: Final answer
    x = 7,993,806.43

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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.