Home / 54,038,993.94-81,058,655.61-13,098,272.46

Finding the Fourth Proportional to 54,038,993.94, 81,058,655.61 and 13,098,272.46

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Solution

The fourth proportional to 54,038,993.94, 81,058,655.61 and 13,098,272.46 is: 19,647,448.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,038,993.94 : 81,058,655.61 = 13,098,272.46 : x
  2. Step 2: Convert to fraction form
    54,038,993.94/81,058,655.61 = 13,098,272.46/x
  3. Step 3: Cross multiply
    54,038,993.94x = 81,058,655.61 × 13,098,272.46
  4. Step 4: Simplify right side
    54,038,993.94x = 1,061,728,356,421,087.62
  5. Step 5: Solve for x
    x = 1,061,728,356,421,087.62/54,038,993.94
  6. Step 6: Final answer
    x = 19,647,448.61

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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.