Home / 7,288,469.80-10,932,704.70-5,160,956.20

Finding the Fourth Proportional to 7,288,469.80, 10,932,704.70 and 5,160,956.20

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Solution

The fourth proportional to 7,288,469.80, 10,932,704.70 and 5,160,956.20 is: 7,741,434.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,288,469.80 : 10,932,704.70 = 5,160,956.20 : x
  2. Step 2: Convert to fraction form
    7,288,469.80/10,932,704.70 = 5,160,956.20/x
  3. Step 3: Cross multiply
    7,288,469.80x = 10,932,704.70 × 5,160,956.20
  4. Step 4: Simplify right side
    7,288,469.80x = 56,423,210,104,234.14
  5. Step 5: Solve for x
    x = 56,423,210,104,234.14/7,288,469.80
  6. Step 6: Final answer
    x = 7,741,434.30

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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.