Home / 54,266,955.72-81,413,024.31-17,874,040.07

Finding the Fourth Proportional to 54,266,955.72, 81,413,024.31 and 17,874,040.07

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Solution

The fourth proportional to 54,266,955.72, 81,413,024.31 and 17,874,040.07 is: 26,815,207.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,266,955.72 : 81,413,024.31 = 17,874,040.07 : x
  2. Step 2: Convert to fraction form
    54,266,955.72/81,413,024.31 = 17,874,040.07/x
  3. Step 3: Cross multiply
    54,266,955.72x = 81,413,024.31 × 17,874,040.07
  4. Step 4: Simplify right side
    54,266,955.72x = 1,455,179,658,329,759.25
  5. Step 5: Solve for x
    x = 1,455,179,658,329,759.25/54,266,955.72
  6. Step 6: Final answer
    x = 26,815,207.14

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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.