Home / 12,079,628.60-18,105,446.10-4,887,606.20

Finding the Fourth Proportional to 12,079,628.60, 18,105,446.10 and 4,887,606.20

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Solution

The fourth proportional to 12,079,628.60, 18,105,446.10 and 4,887,606.20 is: 7,325,745.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,079,628.60 : 18,105,446.10 = 4,887,606.20 : x
  2. Step 2: Convert to fraction form
    12,079,628.60/18,105,446.10 = 4,887,606.20/x
  3. Step 3: Cross multiply
    12,079,628.60x = 18,105,446.10 × 4,887,606.20
  4. Step 4: Simplify right side
    12,079,628.60x = 88,492,290,612,125.83
  5. Step 5: Solve for x
    x = 88,492,290,612,125.83/12,079,628.60
  6. Step 6: Final answer
    x = 7,325,745.98

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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.