Home / 8,858,618.80-13,287,928.20-5,654,226.40

Finding the Fourth Proportional to 8,858,618.80, 13,287,928.20 and 5,654,226.40

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Solution

The fourth proportional to 8,858,618.80, 13,287,928.20 and 5,654,226.40 is: 8,481,339.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,858,618.80 : 13,287,928.20 = 5,654,226.40 : x
  2. Step 2: Convert to fraction form
    8,858,618.80/13,287,928.20 = 5,654,226.40/x
  3. Step 3: Cross multiply
    8,858,618.80x = 13,287,928.20 × 5,654,226.40
  4. Step 4: Simplify right side
    8,858,618.80x = 75,132,954,429,744.48
  5. Step 5: Solve for x
    x = 75,132,954,429,744.48/8,858,618.80
  6. Step 6: Final answer
    x = 8,481,339.60

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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.