Home / 15,375,845.57-21,224,010.42-8,852,075.10

Finding the Fourth Proportional to 15,375,845.57, 21,224,010.42 and 8,852,075.10

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Solution

The fourth proportional to 15,375,845.57, 21,224,010.42 and 8,852,075.10 is: 12,218,939.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,375,845.57 : 21,224,010.42 = 8,852,075.10 : x
  2. Step 2: Convert to fraction form
    15,375,845.57/21,224,010.42 = 8,852,075.10/x
  3. Step 3: Cross multiply
    15,375,845.57x = 21,224,010.42 × 8,852,075.10
  4. Step 4: Simplify right side
    15,375,845.57x = 187,876,534,161,022.56
  5. Step 5: Solve for x
    x = 187,876,534,161,022.56/15,375,845.57
  6. Step 6: Final answer
    x = 12,218,939.98

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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.