Home / 7,492,466.80-11,238,700.20-4,079,434.60

Finding the Fourth Proportional to 7,492,466.80, 11,238,700.20 and 4,079,434.60

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Solution

The fourth proportional to 7,492,466.80, 11,238,700.20 and 4,079,434.60 is: 6,119,151.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,492,466.80 : 11,238,700.20 = 4,079,434.60 : x
  2. Step 2: Convert to fraction form
    7,492,466.80/11,238,700.20 = 4,079,434.60/x
  3. Step 3: Cross multiply
    7,492,466.80x = 11,238,700.20 × 4,079,434.60
  4. Step 4: Simplify right side
    7,492,466.80x = 45,847,542,454,906.92
  5. Step 5: Solve for x
    x = 45,847,542,454,906.92/7,492,466.80
  6. Step 6: Final answer
    x = 6,119,151.90

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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.