Home / 6,981,709.60-10,472,564.40-1,933,020.10

Finding the Fourth Proportional to 6,981,709.60, 10,472,564.40 and 1,933,020.10

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Solution

The fourth proportional to 6,981,709.60, 10,472,564.40 and 1,933,020.10 is: 2,899,530.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,981,709.60 : 10,472,564.40 = 1,933,020.10 : x
  2. Step 2: Convert to fraction form
    6,981,709.60/10,472,564.40 = 1,933,020.10/x
  3. Step 3: Cross multiply
    6,981,709.60x = 10,472,564.40 × 1,933,020.10
  4. Step 4: Simplify right side
    6,981,709.60x = 20,243,677,483,744.44
  5. Step 5: Solve for x
    x = 20,243,677,483,744.44/6,981,709.60
  6. Step 6: Final answer
    x = 2,899,530.15

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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.