Home / 6,514,161.48-8,988,196.68-3,760,801.20

Finding the Fourth Proportional to 6,514,161.48, 8,988,196.68 and 3,760,801.20

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Solution

The fourth proportional to 6,514,161.48, 8,988,196.68 and 3,760,801.20 is: 5,189,128.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,514,161.48 : 8,988,196.68 = 3,760,801.20 : x
  2. Step 2: Convert to fraction form
    6,514,161.48/8,988,196.68 = 3,760,801.20/x
  3. Step 3: Cross multiply
    6,514,161.48x = 8,988,196.68 × 3,760,801.20
  4. Step 4: Simplify right side
    6,514,161.48x = 33,802,820,859,980.02
  5. Step 5: Solve for x
    x = 33,802,820,859,980.02/6,514,161.48
  6. Step 6: Final answer
    x = 5,189,128.48

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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.