Home / 6,514,021.26-8,988,418.33-3,899,898.96

Finding the Fourth Proportional to 6,514,021.26, 8,988,418.33 and 3,899,898.96

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Solution

The fourth proportional to 6,514,021.26, 8,988,418.33 and 3,899,898.96 is: 5,381,303.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,514,021.26 : 8,988,418.33 = 3,899,898.96 : x
  2. Step 2: Convert to fraction form
    6,514,021.26/8,988,418.33 = 3,899,898.96/x
  3. Step 3: Cross multiply
    6,514,021.26x = 8,988,418.33 × 3,899,898.96
  4. Step 4: Simplify right side
    6,514,021.26x = 35,053,923,297,211.94
  5. Step 5: Solve for x
    x = 35,053,923,297,211.94/6,514,021.26
  6. Step 6: Final answer
    x = 5,381,303.18

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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.