Home / 7,811,205.30-11,718,679.32-3,259,722.06

Finding the Fourth Proportional to 7,811,205.30, 11,718,679.32 and 3,259,722.06

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Solution

The fourth proportional to 7,811,205.30, 11,718,679.32 and 3,259,722.06 is: 4,890,364.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,811,205.30 : 11,718,679.32 = 3,259,722.06 : x
  2. Step 2: Convert to fraction form
    7,811,205.30/11,718,679.32 = 3,259,722.06/x
  3. Step 3: Cross multiply
    7,811,205.30x = 11,718,679.32 × 3,259,722.06
  4. Step 4: Simplify right side
    7,811,205.30x = 38,199,637,493,469.80
  5. Step 5: Solve for x
    x = 38,199,637,493,469.80/7,811,205.30
  6. Step 6: Final answer
    x = 4,890,364.04

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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.