Home / 35,988,684.48-49,657,046.76-21,296,997.90

Finding the Fourth Proportional to 35,988,684.48, 49,657,046.76 and 21,296,997.90

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Solution

The fourth proportional to 35,988,684.48, 49,657,046.76 and 21,296,997.90 is: 29,385,514.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,988,684.48 : 49,657,046.76 = 21,296,997.90 : x
  2. Step 2: Convert to fraction form
    35,988,684.48/49,657,046.76 = 21,296,997.90/x
  3. Step 3: Cross multiply
    35,988,684.48x = 49,657,046.76 × 21,296,997.90
  4. Step 4: Simplify right side
    35,988,684.48x = 1,057,546,020,567,921.62
  5. Step 5: Solve for x
    x = 1,057,546,020,567,921.62/35,988,684.48
  6. Step 6: Final answer
    x = 29,385,514.80

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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.