Home / 54,192,912.20-81,265,748.70-21,834,060.20

Finding the Fourth Proportional to 54,192,912.20, 81,265,748.70 and 21,834,060.20

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Solution

The fourth proportional to 54,192,912.20, 81,265,748.70 and 21,834,060.20 is: 32,741,574.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,192,912.20 : 81,265,748.70 = 21,834,060.20 : x
  2. Step 2: Convert to fraction form
    54,192,912.20/81,265,748.70 = 21,834,060.20/x
  3. Step 3: Cross multiply
    54,192,912.20x = 81,265,748.70 × 21,834,060.20
  4. Step 4: Simplify right side
    54,192,912.20x = 1,774,361,249,313,871.75
  5. Step 5: Solve for x
    x = 1,774,361,249,313,871.75/54,192,912.20
  6. Step 6: Final answer
    x = 32,741,574.08

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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.