Home / 8,870,956.20-13,306,434.30-4,839,877.80

Finding the Fourth Proportional to 8,870,956.20, 13,306,434.30 and 4,839,877.80

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Solution

The fourth proportional to 8,870,956.20, 13,306,434.30 and 4,839,877.80 is: 7,259,816.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,870,956.20 : 13,306,434.30 = 4,839,877.80 : x
  2. Step 2: Convert to fraction form
    8,870,956.20/13,306,434.30 = 4,839,877.80/x
  3. Step 3: Cross multiply
    8,870,956.20x = 13,306,434.30 × 4,839,877.80
  4. Step 4: Simplify right side
    8,870,956.20x = 64,401,515,965,728.54
  5. Step 5: Solve for x
    x = 64,401,515,965,728.54/8,870,956.20
  6. Step 6: Final answer
    x = 7,259,816.70

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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.