Home / 12,217,512.47-16,860,458.28-6,711,002.66

Finding the Fourth Proportional to 12,217,512.47, 16,860,458.28 and 6,711,002.66

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Solution

The fourth proportional to 12,217,512.47, 16,860,458.28 and 6,711,002.66 is: 9,261,343.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,217,512.47 : 16,860,458.28 = 6,711,002.66 : x
  2. Step 2: Convert to fraction form
    12,217,512.47/16,860,458.28 = 6,711,002.66/x
  3. Step 3: Cross multiply
    12,217,512.47x = 16,860,458.28 × 6,711,002.66
  4. Step 4: Simplify right side
    12,217,512.47x = 113,150,580,281,596.75
  5. Step 5: Solve for x
    x = 113,150,580,281,596.75/12,217,512.47
  6. Step 6: Final answer
    x = 9,261,343.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.