Home / 28,546,834.86-39,394,675.41-15,494,098.56

Finding the Fourth Proportional to 28,546,834.86, 39,394,675.41 and 15,494,098.56

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Solution

The fourth proportional to 28,546,834.86, 39,394,675.41 and 15,494,098.56 is: 21,381,879.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,546,834.86 : 39,394,675.41 = 15,494,098.56 : x
  2. Step 2: Convert to fraction form
    28,546,834.86/39,394,675.41 = 15,494,098.56/x
  3. Step 3: Cross multiply
    28,546,834.86x = 39,394,675.41 × 15,494,098.56
  4. Step 4: Simplify right side
    28,546,834.86x = 610,384,983,541,748.38
  5. Step 5: Solve for x
    x = 610,384,983,541,748.38/28,546,834.86
  6. Step 6: Final answer
    x = 21,381,879.52

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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.