Home / 39,363,711.03-54,321,944.40-21,960,056.34

Finding the Fourth Proportional to 39,363,711.03, 54,321,944.40 and 21,960,056.34

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Solution

The fourth proportional to 39,363,711.03, 54,321,944.40 and 21,960,056.34 is: 30,304,890.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,363,711.03 : 54,321,944.40 = 21,960,056.34 : x
  2. Step 2: Convert to fraction form
    39,363,711.03/54,321,944.40 = 21,960,056.34/x
  3. Step 3: Cross multiply
    39,363,711.03x = 54,321,944.40 × 21,960,056.34
  4. Step 4: Simplify right side
    39,363,711.03x = 1,192,912,959,522,347.50
  5. Step 5: Solve for x
    x = 1,192,912,959,522,347.50/39,363,711.03
  6. Step 6: Final answer
    x = 30,304,890.68

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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.