Home / 27,140,838.20-40,711,257.30-9,189,942.20

Finding the Fourth Proportional to 27,140,838.20, 40,711,257.30 and 9,189,942.20

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Solution

The fourth proportional to 27,140,838.20, 40,711,257.30 and 9,189,942.20 is: 13,784,913.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,140,838.20 : 40,711,257.30 = 9,189,942.20 : x
  2. Step 2: Convert to fraction form
    27,140,838.20/40,711,257.30 = 9,189,942.20/x
  3. Step 3: Cross multiply
    27,140,838.20x = 40,711,257.30 × 9,189,942.20
  4. Step 4: Simplify right side
    27,140,838.20x = 374,134,101,476,328
  5. Step 5: Solve for x
    x = 374,134,101,476,328/27,140,838.20
  6. Step 6: Final answer
    x = 13,784,913.30

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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.