Home / 19,145,769.43-26,421,129.78-10,443,942.04

Finding the Fourth Proportional to 19,145,769.43, 26,421,129.78 and 10,443,942.04

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Solution

The fourth proportional to 19,145,769.43, 26,421,129.78 and 10,443,942.04 is: 14,412,622.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,145,769.43 : 26,421,129.78 = 10,443,942.04 : x
  2. Step 2: Convert to fraction form
    19,145,769.43/26,421,129.78 = 10,443,942.04/x
  3. Step 3: Cross multiply
    19,145,769.43x = 26,421,129.78 × 10,443,942.04
  4. Step 4: Simplify right side
    19,145,769.43x = 275,940,747,921,532.31
  5. Step 5: Solve for x
    x = 275,940,747,921,532.31/19,145,769.43
  6. Step 6: Final answer
    x = 14,412,622.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.