Home / 10,808,655.70-16,210,436.64-3,981,521.56

Finding the Fourth Proportional to 10,808,655.70, 16,210,436.64 and 3,981,521.56

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Solution

The fourth proportional to 10,808,655.70, 16,210,436.64 and 3,981,521.56 is: 5,971,344.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,808,655.70 : 16,210,436.64 = 3,981,521.56 : x
  2. Step 2: Convert to fraction form
    10,808,655.70/16,210,436.64 = 3,981,521.56/x
  3. Step 3: Cross multiply
    10,808,655.70x = 16,210,436.64 × 3,981,521.56
  4. Step 4: Simplify right side
    10,808,655.70x = 64,542,202,979,173.96
  5. Step 5: Solve for x
    x = 64,542,202,979,173.96/10,808,655.70
  6. Step 6: Final answer
    x = 5,971,344.15

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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.