Home / 10,654,891.20-15,982,336.80-9,833,745.60

Finding the Fourth Proportional to 10,654,891.20, 15,982,336.80 and 9,833,745.60

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Solution

The fourth proportional to 10,654,891.20, 15,982,336.80 and 9,833,745.60 is: 14,750,618.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,654,891.20 : 15,982,336.80 = 9,833,745.60 : x
  2. Step 2: Convert to fraction form
    10,654,891.20/15,982,336.80 = 9,833,745.60/x
  3. Step 3: Cross multiply
    10,654,891.20x = 15,982,336.80 × 9,833,745.60
  4. Step 4: Simplify right side
    10,654,891.20x = 157,166,234,184,718.09
  5. Step 5: Solve for x
    x = 157,166,234,184,718.09/10,654,891.20
  6. Step 6: Final answer
    x = 14,750,618.40

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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.