Home / 8,808,007.20-13,212,010.80-5,794,418.40

Finding the Fourth Proportional to 8,808,007.20, 13,212,010.80 and 5,794,418.40

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Solution

The fourth proportional to 8,808,007.20, 13,212,010.80 and 5,794,418.40 is: 8,691,627.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,808,007.20 : 13,212,010.80 = 5,794,418.40 : x
  2. Step 2: Convert to fraction form
    8,808,007.20/13,212,010.80 = 5,794,418.40/x
  3. Step 3: Cross multiply
    8,808,007.20x = 13,212,010.80 × 5,794,418.40
  4. Step 4: Simplify right side
    8,808,007.20x = 76,555,918,480,518.73
  5. Step 5: Solve for x
    x = 76,555,918,480,518.73/8,808,007.20
  6. Step 6: Final answer
    x = 8,691,627.60

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Double scale
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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.