Home / 27,782,143.29-41,674,789.59-8,615,625.21

Finding the Fourth Proportional to 27,782,143.29, 41,674,789.59 and 8,615,625.21

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Solution

The fourth proportional to 27,782,143.29, 41,674,789.59 and 8,615,625.21 is: 12,923,926.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,782,143.29 : 41,674,789.59 = 8,615,625.21 : x
  2. Step 2: Convert to fraction form
    27,782,143.29/41,674,789.59 = 8,615,625.21/x
  3. Step 3: Cross multiply
    27,782,143.29x = 41,674,789.59 × 8,615,625.21
  4. Step 4: Simplify right side
    27,782,143.29x = 359,054,367,813,049.62
  5. Step 5: Solve for x
    x = 359,054,367,813,049.62/27,782,143.29
  6. Step 6: Final answer
    x = 12,923,926.14

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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.