Home / 54,474,440.48-75,181,538.64-31,276,839.20

Finding the Fourth Proportional to 54,474,440.48, 75,181,538.64 and 31,276,839.20

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Solution

The fourth proportional to 54,474,440.48, 75,181,538.64 and 31,276,839.20 is: 43,165,948.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,474,440.48 : 75,181,538.64 = 31,276,839.20 : x
  2. Step 2: Convert to fraction form
    54,474,440.48/75,181,538.64 = 31,276,839.20/x
  3. Step 3: Cross multiply
    54,474,440.48x = 75,181,538.64 × 31,276,839.20
  4. Step 4: Simplify right side
    54,474,440.48x = 2,351,440,894,851,866.50
  5. Step 5: Solve for x
    x = 2,351,440,894,851,866.50/54,474,440.48
  6. Step 6: Final answer
    x = 43,165,948.55

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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.