Home / 21,556,236.48-32,306,348.16-8,761,839.36

Finding the Fourth Proportional to 21,556,236.48, 32,306,348.16 and 8,761,839.36

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Solution

The fourth proportional to 21,556,236.48, 32,306,348.16 and 8,761,839.36 is: 13,131,375.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,556,236.48 : 32,306,348.16 = 8,761,839.36 : x
  2. Step 2: Convert to fraction form
    21,556,236.48/32,306,348.16 = 8,761,839.36/x
  3. Step 3: Cross multiply
    21,556,236.48x = 32,306,348.16 × 8,761,839.36
  4. Step 4: Simplify right side
    21,556,236.48x = 283,063,032,886,151.56
  5. Step 5: Solve for x
    x = 283,063,032,886,151.56/21,556,236.48
  6. Step 6: Final answer
    x = 13,131,375.37

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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.