Home / 33,631,056.90-50,438,843.10-13,161,261.78

Finding the Fourth Proportional to 33,631,056.90, 50,438,843.10 and 13,161,261.78

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Solution

The fourth proportional to 33,631,056.90, 50,438,843.10 and 13,161,261.78 is: 19,738,862.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,631,056.90 : 50,438,843.10 = 13,161,261.78 : x
  2. Step 2: Convert to fraction form
    33,631,056.90/50,438,843.10 = 13,161,261.78/x
  3. Step 3: Cross multiply
    33,631,056.90x = 50,438,843.10 × 13,161,261.78
  4. Step 4: Simplify right side
    33,631,056.90x = 663,838,817,919,446.75
  5. Step 5: Solve for x
    x = 663,838,817,919,446.75/33,631,056.90
  6. Step 6: Final answer
    x = 19,738,862.80

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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.