Home / 51,144,046.26-76,746,336.44-18,818,649.22

Finding the Fourth Proportional to 51,144,046.26, 76,746,336.44 and 18,818,649.22

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Solution

The fourth proportional to 51,144,046.26, 76,746,336.44 and 18,818,649.22 is: 28,239,110.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,144,046.26 : 76,746,336.44 = 18,818,649.22 : x
  2. Step 2: Convert to fraction form
    51,144,046.26/76,746,336.44 = 18,818,649.22/x
  3. Step 3: Cross multiply
    51,144,046.26x = 76,746,336.44 × 18,818,649.22
  4. Step 4: Simplify right side
    51,144,046.26x = 1,444,262,384,384,463.50
  5. Step 5: Solve for x
    x = 1,444,262,384,384,463.50/51,144,046.26
  6. Step 6: Final answer
    x = 28,239,110.71

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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.