Home / 15,603,976.80-23,374,472.40-8,864,517.60

Finding the Fourth Proportional to 15,603,976.80, 23,374,472.40 and 8,864,517.60

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Solution

The fourth proportional to 15,603,976.80, 23,374,472.40 and 8,864,517.60 is: 13,278,885.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,603,976.80 : 23,374,472.40 = 8,864,517.60 : x
  2. Step 2: Convert to fraction form
    15,603,976.80/23,374,472.40 = 8,864,517.60/x
  3. Step 3: Cross multiply
    15,603,976.80x = 23,374,472.40 × 8,864,517.60
  4. Step 4: Simplify right side
    15,603,976.80x = 207,203,421,980,514.22
  5. Step 5: Solve for x
    x = 207,203,421,980,514.22/15,603,976.80
  6. Step 6: Final answer
    x = 13,278,885.55

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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.