Home / 54,399,836.22-75,073,120.20-29,621,381.46

Finding the Fourth Proportional to 54,399,836.22, 75,073,120.20 and 29,621,381.46

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Solution

The fourth proportional to 54,399,836.22, 75,073,120.20 and 29,621,381.46 is: 40,878,239.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,399,836.22 : 75,073,120.20 = 29,621,381.46 : x
  2. Step 2: Convert to fraction form
    54,399,836.22/75,073,120.20 = 29,621,381.46/x
  3. Step 3: Cross multiply
    54,399,836.22x = 75,073,120.20 × 29,621,381.46
  4. Step 4: Simplify right side
    54,399,836.22x = 2,223,769,530,836,631.75
  5. Step 5: Solve for x
    x = 2,223,769,530,836,631.75/54,399,836.22
  6. Step 6: Final answer
    x = 40,878,239.45

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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.