Home / 54,133,171.20-81,208,858.56-26,840,810.88

Finding the Fourth Proportional to 54,133,171.20, 81,208,858.56 and 26,840,810.88

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Solution

The fourth proportional to 54,133,171.20, 81,208,858.56 and 26,840,810.88 is: 40,265,729.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,133,171.20 : 81,208,858.56 = 26,840,810.88 : x
  2. Step 2: Convert to fraction form
    54,133,171.20/81,208,858.56 = 26,840,810.88/x
  3. Step 3: Cross multiply
    54,133,171.20x = 81,208,858.56 × 26,840,810.88
  4. Step 4: Simplify right side
    54,133,171.20x = 2,179,711,614,389,629
  5. Step 5: Solve for x
    x = 2,179,711,614,389,629/54,133,171.20
  6. Step 6: Final answer
    x = 40,265,729.24

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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.