Home / 36,399,424.40-54,528,277.80-20,196,378.80

Finding the Fourth Proportional to 36,399,424.40, 54,528,277.80 and 20,196,378.80

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Solution

The fourth proportional to 36,399,424.40, 54,528,277.80 and 20,196,378.80 is: 30,255,251.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,399,424.40 : 54,528,277.80 = 20,196,378.80 : x
  2. Step 2: Convert to fraction form
    36,399,424.40/54,528,277.80 = 20,196,378.80/x
  3. Step 3: Cross multiply
    36,399,424.40x = 54,528,277.80 × 20,196,378.80
  4. Step 4: Simplify right side
    36,399,424.40x = 1,101,273,753,760,430.62
  5. Step 5: Solve for x
    x = 1,101,273,753,760,430.62/36,399,424.40
  6. Step 6: Final answer
    x = 30,255,251.89

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1.5x scale

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.