Home / 5,778,631.20-7,974,769.60-3,165,319.20

Finding the Fourth Proportional to 5,778,631.20, 7,974,769.60 and 3,165,319.20

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Solution

The fourth proportional to 5,778,631.20, 7,974,769.60 and 3,165,319.20 is: 4,368,282.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,778,631.20 : 7,974,769.60 = 3,165,319.20 : x
  2. Step 2: Convert to fraction form
    5,778,631.20/7,974,769.60 = 3,165,319.20/x
  3. Step 3: Cross multiply
    5,778,631.20x = 7,974,769.60 × 3,165,319.20
  4. Step 4: Simplify right side
    5,778,631.20x = 25,242,691,330,456.32
  5. Step 5: Solve for x
    x = 25,242,691,330,456.32/5,778,631.20
  6. Step 6: Final answer
    x = 4,368,282.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.