Home / 18,924,310.44-28,386,057.72-5,277,092.98

Finding the Fourth Proportional to 18,924,310.44, 28,386,057.72 and 5,277,092.98

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Solution

The fourth proportional to 18,924,310.44, 28,386,057.72 and 5,277,092.98 is: 7,915,525.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,924,310.44 : 28,386,057.72 = 5,277,092.98 : x
  2. Step 2: Convert to fraction form
    18,924,310.44/28,386,057.72 = 5,277,092.98/x
  3. Step 3: Cross multiply
    18,924,310.44x = 28,386,057.72 × 5,277,092.98
  4. Step 4: Simplify right side
    18,924,310.44x = 149,795,865,924,086.81
  5. Step 5: Solve for x
    x = 149,795,865,924,086.81/18,924,310.44
  6. Step 6: Final answer
    x = 7,915,525.71

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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.