Home / 8,498,831.40-12,738,969.36-4,183,851.24

Finding the Fourth Proportional to 8,498,831.40, 12,738,969.36 and 4,183,851.24

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Solution

The fourth proportional to 8,498,831.40, 12,738,969.36 and 4,183,851.24 is: 6,271,209.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,498,831.40 : 12,738,969.36 = 4,183,851.24 : x
  2. Step 2: Convert to fraction form
    8,498,831.40/12,738,969.36 = 4,183,851.24/x
  3. Step 3: Cross multiply
    8,498,831.40x = 12,738,969.36 × 4,183,851.24
  4. Step 4: Simplify right side
    8,498,831.40x = 53,297,952,753,158.01
  5. Step 5: Solve for x
    x = 53,297,952,753,158.01/8,498,831.40
  6. Step 6: Final answer
    x = 6,271,209.56

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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.