Home / 54,417,576.73-81,661,482.34-19,871,086.06

Finding the Fourth Proportional to 54,417,576.73, 81,661,482.34 and 19,871,086.06

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Solution

The fourth proportional to 54,417,576.73, 81,661,482.34 and 19,871,086.06 is: 29,819,452.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,417,576.73 : 81,661,482.34 = 19,871,086.06 : x
  2. Step 2: Convert to fraction form
    54,417,576.73/81,661,482.34 = 19,871,086.06/x
  3. Step 3: Cross multiply
    54,417,576.73x = 81,661,482.34 × 19,871,086.06
  4. Step 4: Simplify right side
    54,417,576.73x = 1,622,702,342,857,647.25
  5. Step 5: Solve for x
    x = 1,622,702,342,857,647.25/54,417,576.73
  6. Step 6: Final answer
    x = 29,819,452.47

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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.