Home / 10,160,256.92-14,021,161.83-5,514,040.71

Finding the Fourth Proportional to 10,160,256.92, 14,021,161.83 and 5,514,040.71

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Solution

The fourth proportional to 10,160,256.92, 14,021,161.83 and 5,514,040.71 is: 7,609,380.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,160,256.92 : 14,021,161.83 = 5,514,040.71 : x
  2. Step 2: Convert to fraction form
    10,160,256.92/14,021,161.83 = 5,514,040.71/x
  3. Step 3: Cross multiply
    10,160,256.92x = 14,021,161.83 × 5,514,040.71
  4. Step 4: Simplify right side
    10,160,256.92x = 77,313,257,132,118.09
  5. Step 5: Solve for x
    x = 77,313,257,132,118.09/10,160,256.92
  6. Step 6: Final answer
    x = 7,609,380.13

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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.