Home / 69,423,503.72-104,061,834.90-25,676,147.88

Finding the Fourth Proportional to 69,423,503.72, 104,061,834.90 and 25,676,147.88

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Solution

The fourth proportional to 69,423,503.72, 104,061,834.90 and 25,676,147.88 is: 38,487,067.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,423,503.72 : 104,061,834.90 = 25,676,147.88 : x
  2. Step 2: Convert to fraction form
    69,423,503.72/104,061,834.90 = 25,676,147.88/x
  3. Step 3: Cross multiply
    69,423,503.72x = 104,061,834.90 × 25,676,147.88
  4. Step 4: Simplify right side
    69,423,503.72x = 2,671,907,061,556,545
  5. Step 5: Solve for x
    x = 2,671,907,061,556,545/69,423,503.72
  6. Step 6: Final answer
    x = 38,487,067.33

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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.