Home / 8,802,497.80-13,188,000.30-7,542,785.80

Finding the Fourth Proportional to 8,802,497.80, 13,188,000.30 and 7,542,785.80

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Solution

The fourth proportional to 8,802,497.80, 13,188,000.30 and 7,542,785.80 is: 11,300,685.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,802,497.80 : 13,188,000.30 = 7,542,785.80 : x
  2. Step 2: Convert to fraction form
    8,802,497.80/13,188,000.30 = 7,542,785.80/x
  3. Step 3: Cross multiply
    8,802,497.80x = 13,188,000.30 × 7,542,785.80
  4. Step 4: Simplify right side
    8,802,497.80x = 99,474,261,393,235.75
  5. Step 5: Solve for x
    x = 99,474,261,393,235.75/8,802,497.80
  6. Step 6: Final answer
    x = 11,300,685.74

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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.