Home / 54,109,998-74,672,759.52-29,330,996.40

Finding the Fourth Proportional to 54,109,998, 74,672,759.52 and 29,330,996.40

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Solution

The fourth proportional to 54,109,998, 74,672,759.52 and 29,330,996.40 is: 40,477,296.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,109,998 : 74,672,759.52 = 29,330,996.40 : x
  2. Step 2: Convert to fraction form
    54,109,998/74,672,759.52 = 29,330,996.40/x
  3. Step 3: Cross multiply
    54,109,998x = 74,672,759.52 × 29,330,996.40
  4. Step 4: Simplify right side
    54,109,998x = 2,190,226,440,659,185.50
  5. Step 5: Solve for x
    x = 2,190,226,440,659,185.50/54,109,998
  6. Step 6: Final answer
    x = 40,477,296.65

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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.