Home / 51,327,909-70,815,076.56-29,285,573.40

Finding the Fourth Proportional to 51,327,909, 70,815,076.56 and 29,285,573.40

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Solution

The fourth proportional to 51,327,909, 70,815,076.56 and 29,285,573.40 is: 40,404,141.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,327,909 : 70,815,076.56 = 29,285,573.40 : x
  2. Step 2: Convert to fraction form
    51,327,909/70,815,076.56 = 29,285,573.40/x
  3. Step 3: Cross multiply
    51,327,909x = 70,815,076.56 × 29,285,573.40
  4. Step 4: Simplify right side
    51,327,909x = 2,073,860,122,424,499.50
  5. Step 5: Solve for x
    x = 2,073,860,122,424,499.50/51,327,909
  6. Step 6: Final answer
    x = 40,404,141.97

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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.