Home / 54,417,576.58-81,661,482.11-19,871,085.92

Finding the Fourth Proportional to 54,417,576.58, 81,661,482.11 and 19,871,085.92

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Solution

The fourth proportional to 54,417,576.58, 81,661,482.11 and 19,871,085.92 is: 29,819,452.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,417,576.58 : 81,661,482.11 = 19,871,085.92 : x
  2. Step 2: Convert to fraction form
    54,417,576.58/81,661,482.11 = 19,871,085.92/x
  3. Step 3: Cross multiply
    54,417,576.58x = 81,661,482.11 × 19,871,085.92
  4. Step 4: Simplify right side
    54,417,576.58x = 1,622,702,327,003,723
  5. Step 5: Solve for x
    x = 1,622,702,327,003,723/54,417,576.58
  6. Step 6: Final answer
    x = 29,819,452.26

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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.