Home / 7,726,819.60-11,590,229.40-5,736,163.60

Finding the Fourth Proportional to 7,726,819.60, 11,590,229.40 and 5,736,163.60

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Solution

The fourth proportional to 7,726,819.60, 11,590,229.40 and 5,736,163.60 is: 8,604,245.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,726,819.60 : 11,590,229.40 = 5,736,163.60 : x
  2. Step 2: Convert to fraction form
    7,726,819.60/11,590,229.40 = 5,736,163.60/x
  3. Step 3: Cross multiply
    7,726,819.60x = 11,590,229.40 × 5,736,163.60
  4. Step 4: Simplify right side
    7,726,819.60x = 66,483,451,999,929.84
  5. Step 5: Solve for x
    x = 66,483,451,999,929.84/7,726,819.60
  6. Step 6: Final answer
    x = 8,604,245.40

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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.