Home / 25,991,828-39,001,381.68-10,650,505.76

Finding the Fourth Proportional to 25,991,828, 39,001,381.68 and 10,650,505.76

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Solution

The fourth proportional to 25,991,828, 39,001,381.68 and 10,650,505.76 is: 15,981,347.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,991,828 : 39,001,381.68 = 10,650,505.76 : x
  2. Step 2: Convert to fraction form
    25,991,828/39,001,381.68 = 10,650,505.76/x
  3. Step 3: Cross multiply
    25,991,828x = 39,001,381.68 × 10,650,505.76
  4. Step 4: Simplify right side
    25,991,828x = 415,384,440,230,798.44
  5. Step 5: Solve for x
    x = 415,384,440,230,798.44/25,991,828
  6. Step 6: Final answer
    x = 15,981,347.68

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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.