Home / 39,251,276.28-54,166,763.70-21,847,248.14

Finding the Fourth Proportional to 39,251,276.28, 54,166,763.70 and 21,847,248.14

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Solution

The fourth proportional to 39,251,276.28, 54,166,763.70 and 21,847,248.14 is: 30,149,203.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,251,276.28 : 54,166,763.70 = 21,847,248.14 : x
  2. Step 2: Convert to fraction form
    39,251,276.28/54,166,763.70 = 21,847,248.14/x
  3. Step 3: Cross multiply
    39,251,276.28x = 54,166,763.70 × 21,847,248.14
  4. Step 4: Simplify right side
    39,251,276.28x = 1,183,394,727,223,810.75
  5. Step 5: Solve for x
    x = 1,183,394,727,223,810.75/39,251,276.28
  6. Step 6: Final answer
    x = 30,149,203.78

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1.5x scale

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.