Home / 68,217,514.91-102,315,282.68-19,034,640.53

Finding the Fourth Proportional to 68,217,514.91, 102,315,282.68 and 19,034,640.53

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Solution

The fourth proportional to 68,217,514.91, 102,315,282.68 and 19,034,640.53 is: 28,548,894.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,217,514.91 : 102,315,282.68 = 19,034,640.53 : x
  2. Step 2: Convert to fraction form
    68,217,514.91/102,315,282.68 = 19,034,640.53/x
  3. Step 3: Cross multiply
    68,217,514.91x = 102,315,282.68 × 19,034,640.53
  4. Step 4: Simplify right side
    68,217,514.91x = 1,947,534,626,539,135.25
  5. Step 5: Solve for x
    x = 1,947,534,626,539,135.25/68,217,514.91
  6. Step 6: Final answer
    x = 28,548,894.36

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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.