Home / 35,758,166.76-49,351,469.94-20,078,951.40

Finding the Fourth Proportional to 35,758,166.76, 49,351,469.94 and 20,078,951.40

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Solution

The fourth proportional to 35,758,166.76, 49,351,469.94 and 20,078,951.40 is: 27,711,872.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,758,166.76 : 49,351,469.94 = 20,078,951.40 : x
  2. Step 2: Convert to fraction form
    35,758,166.76/49,351,469.94 = 20,078,951.40/x
  3. Step 3: Cross multiply
    35,758,166.76x = 49,351,469.94 × 20,078,951.40
  4. Step 4: Simplify right side
    35,758,166.76x = 990,925,766,443,820.75
  5. Step 5: Solve for x
    x = 990,925,766,443,820.75/35,758,166.76
  6. Step 6: Final answer
    x = 27,711,872.73

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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.