Home / 6,980,805.60-10,471,188.96-2,188,515.12

Finding the Fourth Proportional to 6,980,805.60, 10,471,188.96 and 2,188,515.12

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Solution

The fourth proportional to 6,980,805.60, 10,471,188.96 and 2,188,515.12 is: 3,282,766.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,980,805.60 : 10,471,188.96 = 2,188,515.12 : x
  2. Step 2: Convert to fraction form
    6,980,805.60/10,471,188.96 = 2,188,515.12/x
  3. Step 3: Cross multiply
    6,980,805.60x = 10,471,188.96 × 2,188,515.12
  4. Step 4: Simplify right side
    6,980,805.60x = 22,916,355,363,337.08
  5. Step 5: Solve for x
    x = 22,916,355,363,337.08/6,980,805.60
  6. Step 6: Final answer
    x = 3,282,766.59

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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.