Home / 8,491,566.30-12,738,127.05-3,441,831.90

Finding the Fourth Proportional to 8,491,566.30, 12,738,127.05 and 3,441,831.90

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Solution

The fourth proportional to 8,491,566.30, 12,738,127.05 and 3,441,831.90 is: 5,163,063.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,491,566.30 : 12,738,127.05 = 3,441,831.90 : x
  2. Step 2: Convert to fraction form
    8,491,566.30/12,738,127.05 = 3,441,831.90/x
  3. Step 3: Cross multiply
    8,491,566.30x = 12,738,127.05 × 3,441,831.90
  4. Step 4: Simplify right side
    8,491,566.30x = 43,842,492,026,942.90
  5. Step 5: Solve for x
    x = 43,842,492,026,942.90/8,491,566.30
  6. Step 6: Final answer
    x = 5,163,063.03

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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.