Home / 10,808,653.70-16,210,433.64-3,981,519.56

Finding the Fourth Proportional to 10,808,653.70, 16,210,433.64 and 3,981,519.56

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Solution

The fourth proportional to 10,808,653.70, 16,210,433.64 and 3,981,519.56 is: 5,971,341.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,808,653.70 : 16,210,433.64 = 3,981,519.56 : x
  2. Step 2: Convert to fraction form
    10,808,653.70/16,210,433.64 = 3,981,519.56/x
  3. Step 3: Cross multiply
    10,808,653.70x = 16,210,433.64 × 3,981,519.56
  4. Step 4: Simplify right side
    10,808,653.70x = 64,542,158,613,742
  5. Step 5: Solve for x
    x = 64,542,158,613,742/10,808,653.70
  6. Step 6: Final answer
    x = 5,971,341.15

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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.