Home / 54,192,282.40-81,265,505.28-21,835,497.28

Finding the Fourth Proportional to 54,192,282.40, 81,265,505.28 and 21,835,497.28

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Solution

The fourth proportional to 54,192,282.40, 81,265,505.28 and 21,835,497.28 is: 32,744,011.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,192,282.40 : 81,265,505.28 = 21,835,497.28 : x
  2. Step 2: Convert to fraction form
    54,192,282.40/81,265,505.28 = 21,835,497.28/x
  3. Step 3: Cross multiply
    54,192,282.40x = 81,265,505.28 × 21,835,497.28
  4. Step 4: Simplify right side
    54,192,282.40x = 1,774,472,719,499,265.75
  5. Step 5: Solve for x
    x = 1,774,472,719,499,265.75/54,192,282.40
  6. Step 6: Final answer
    x = 32,744,011.53

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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.