Home / 11,511,839.48-17,264,752.09-3,422,636.78

Finding the Fourth Proportional to 11,511,839.48, 17,264,752.09 and 3,422,636.78

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Solution

The fourth proportional to 11,511,839.48, 17,264,752.09 and 3,422,636.78 is: 5,133,061.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,511,839.48 : 17,264,752.09 = 3,422,636.78 : x
  2. Step 2: Convert to fraction form
    11,511,839.48/17,264,752.09 = 3,422,636.78/x
  3. Step 3: Cross multiply
    11,511,839.48x = 17,264,752.09 × 3,422,636.78
  4. Step 4: Simplify right side
    11,511,839.48x = 59,090,975,405,935.51
  5. Step 5: Solve for x
    x = 59,090,975,405,935.51/11,511,839.48
  6. Step 6: Final answer
    x = 5,133,061.10

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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.