Home / 10,654,856.80-15,982,285.20-3,082,069.60

Finding the Fourth Proportional to 10,654,856.80, 15,982,285.20 and 3,082,069.60

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Solution

The fourth proportional to 10,654,856.80, 15,982,285.20 and 3,082,069.60 is: 4,623,104.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,654,856.80 : 15,982,285.20 = 3,082,069.60 : x
  2. Step 2: Convert to fraction form
    10,654,856.80/15,982,285.20 = 3,082,069.60/x
  3. Step 3: Cross multiply
    10,654,856.80x = 15,982,285.20 × 3,082,069.60
  4. Step 4: Simplify right side
    10,654,856.80x = 49,258,515,353,449.92
  5. Step 5: Solve for x
    x = 49,258,515,353,449.92/10,654,856.80
  6. Step 6: Final answer
    x = 4,623,104.40

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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.