Home / 7,775,999.60-11,663,999.40-3,996,863.60

Finding the Fourth Proportional to 7,775,999.60, 11,663,999.40 and 3,996,863.60

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Solution

The fourth proportional to 7,775,999.60, 11,663,999.40 and 3,996,863.60 is: 5,995,295.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,775,999.60 : 11,663,999.40 = 3,996,863.60 : x
  2. Step 2: Convert to fraction form
    7,775,999.60/11,663,999.40 = 3,996,863.60/x
  3. Step 3: Cross multiply
    7,775,999.60x = 11,663,999.40 × 3,996,863.60
  4. Step 4: Simplify right side
    7,775,999.60x = 46,619,414,632,281.84
  5. Step 5: Solve for x
    x = 46,619,414,632,281.84/7,775,999.60
  6. Step 6: Final answer
    x = 5,995,295.40

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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.