Home / 14,488,589.40-21,708,000.90-7,655,040.60

Finding the Fourth Proportional to 14,488,589.40, 21,708,000.90 and 7,655,040.60

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Solution

The fourth proportional to 14,488,589.40, 21,708,000.90 and 7,655,040.60 is: 11,469,413.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,488,589.40 : 21,708,000.90 = 7,655,040.60 : x
  2. Step 2: Convert to fraction form
    14,488,589.40/21,708,000.90 = 7,655,040.60/x
  3. Step 3: Cross multiply
    14,488,589.40x = 21,708,000.90 × 7,655,040.60
  4. Step 4: Simplify right side
    14,488,589.40x = 166,175,628,234,336.53
  5. Step 5: Solve for x
    x = 166,175,628,234,336.53/14,488,589.40
  6. Step 6: Final answer
    x = 11,469,413.87

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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.