Home / 10,530,014.80-15,795,022.20-5,979,305.20

Finding the Fourth Proportional to 10,530,014.80, 15,795,022.20 and 5,979,305.20

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Solution

The fourth proportional to 10,530,014.80, 15,795,022.20 and 5,979,305.20 is: 8,968,957.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,530,014.80 : 15,795,022.20 = 5,979,305.20 : x
  2. Step 2: Convert to fraction form
    10,530,014.80/15,795,022.20 = 5,979,305.20/x
  3. Step 3: Cross multiply
    10,530,014.80x = 15,795,022.20 × 5,979,305.20
  4. Step 4: Simplify right side
    10,530,014.80x = 94,443,258,374,575.44
  5. Step 5: Solve for x
    x = 94,443,258,374,575.44/10,530,014.80
  6. Step 6: Final answer
    x = 8,968,957.80

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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.