Home / 8,998,543.20-13,498,998.80-3,322,754.40

Finding the Fourth Proportional to 8,998,543.20, 13,498,998.80 and 3,322,754.40

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Solution

The fourth proportional to 8,998,543.20, 13,498,998.80 and 3,322,754.40 is: 4,984,568.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,998,543.20 : 13,498,998.80 = 3,322,754.40 : x
  2. Step 2: Convert to fraction form
    8,998,543.20/13,498,998.80 = 3,322,754.40/x
  3. Step 3: Cross multiply
    8,998,543.20x = 13,498,998.80 × 3,322,754.40
  4. Step 4: Simplify right side
    8,998,543.20x = 44,853,857,658,294.72
  5. Step 5: Solve for x
    x = 44,853,857,658,294.72/8,998,543.20
  6. Step 6: Final answer
    x = 4,984,568.80

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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.