Home / 15,540,016.80-23,310,025.20-9,493,399.20

Finding the Fourth Proportional to 15,540,016.80, 23,310,025.20 and 9,493,399.20

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Solution

The fourth proportional to 15,540,016.80, 23,310,025.20 and 9,493,399.20 is: 14,240,098.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,540,016.80 : 23,310,025.20 = 9,493,399.20 : x
  2. Step 2: Convert to fraction form
    15,540,016.80/23,310,025.20 = 9,493,399.20/x
  3. Step 3: Cross multiply
    15,540,016.80x = 23,310,025.20 × 9,493,399.20
  4. Step 4: Simplify right side
    15,540,016.80x = 221,291,374,585,659.81
  5. Step 5: Solve for x
    x = 221,291,374,585,659.81/15,540,016.80
  6. Step 6: Final answer
    x = 14,240,098.80

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1.5x scale

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.