Home / 7,322,521.60-10,981,814.10-3,061,808.20

Finding the Fourth Proportional to 7,322,521.60, 10,981,814.10 and 3,061,808.20

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Solution

The fourth proportional to 7,322,521.60, 10,981,814.10 and 3,061,808.20 is: 4,591,889.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,322,521.60 : 10,981,814.10 = 3,061,808.20 : x
  2. Step 2: Convert to fraction form
    7,322,521.60/10,981,814.10 = 3,061,808.20/x
  3. Step 3: Cross multiply
    7,322,521.60x = 10,981,814.10 × 3,061,808.20
  4. Step 4: Simplify right side
    7,322,521.60x = 33,624,208,462,255.62
  5. Step 5: Solve for x
    x = 33,624,208,462,255.62/7,322,521.60
  6. Step 6: Final answer
    x = 4,591,889.28

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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.