Home / 47,936,934-66,156,999.24-29,351,982.96

Finding the Fourth Proportional to 47,936,934, 66,156,999.24 and 29,351,982.96

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Solution

The fourth proportional to 47,936,934, 66,156,999.24 and 29,351,982.96 is: 40,508,204.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,936,934 : 66,156,999.24 = 29,351,982.96 : x
  2. Step 2: Convert to fraction form
    47,936,934/66,156,999.24 = 29,351,982.96/x
  3. Step 3: Cross multiply
    47,936,934x = 66,156,999.24 × 29,351,982.96
  4. Step 4: Simplify right side
    47,936,934x = 1,941,839,114,377,213
  5. Step 5: Solve for x
    x = 1,941,839,114,377,213/47,936,934
  6. Step 6: Final answer
    x = 40,508,204.27

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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.