Home / 18,227,478.40-27,351,715.20-6,876,073.60

Finding the Fourth Proportional to 18,227,478.40, 27,351,715.20 and 6,876,073.60

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Solution

The fourth proportional to 18,227,478.40, 27,351,715.20 and 6,876,073.60 is: 10,318,070.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,227,478.40 : 27,351,715.20 = 6,876,073.60 : x
  2. Step 2: Convert to fraction form
    18,227,478.40/27,351,715.20 = 6,876,073.60/x
  3. Step 3: Cross multiply
    18,227,478.40x = 27,351,715.20 × 6,876,073.60
  4. Step 4: Simplify right side
    18,227,478.40x = 188,072,406,801,438.72
  5. Step 5: Solve for x
    x = 188,072,406,801,438.72/18,227,478.40
  6. Step 6: Final answer
    x = 10,318,070.48

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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.