Home / 18,667,546.40-28,001,319.60-14,888,410.40

Finding the Fourth Proportional to 18,667,546.40, 28,001,319.60 and 14,888,410.40

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Solution

The fourth proportional to 18,667,546.40, 28,001,319.60 and 14,888,410.40 is: 22,332,615.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,667,546.40 : 28,001,319.60 = 14,888,410.40 : x
  2. Step 2: Convert to fraction form
    18,667,546.40/28,001,319.60 = 14,888,410.40/x
  3. Step 3: Cross multiply
    18,667,546.40x = 28,001,319.60 × 14,888,410.40
  4. Step 4: Simplify right side
    18,667,546.40x = 416,895,137,946,363.88
  5. Step 5: Solve for x
    x = 416,895,137,946,363.88/18,667,546.40
  6. Step 6: Final answer
    x = 22,332,615.60

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Similar ratio
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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.