Home / 33,206,709.20-45,818,291.40-20,160,836.24

Finding the Fourth Proportional to 33,206,709.20, 45,818,291.40 and 20,160,836.24

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Solution

The fourth proportional to 33,206,709.20, 45,818,291.40 and 20,160,836.24 is: 27,817,723.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,206,709.20 : 45,818,291.40 = 20,160,836.24 : x
  2. Step 2: Convert to fraction form
    33,206,709.20/45,818,291.40 = 20,160,836.24/x
  3. Step 3: Cross multiply
    33,206,709.20x = 45,818,291.40 × 20,160,836.24
  4. Step 4: Simplify right side
    33,206,709.20x = 923,735,069,712,000.25
  5. Step 5: Solve for x
    x = 923,735,069,712,000.25/33,206,709.20
  6. Step 6: Final answer
    x = 27,817,723.95

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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.