Home / 54,568,150.95-81,803,810.43-20,016,605.18

Finding the Fourth Proportional to 54,568,150.95, 81,803,810.43 and 20,016,605.18

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Solution

The fourth proportional to 54,568,150.95, 81,803,810.43 and 20,016,605.18 is: 30,007,147.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,568,150.95 : 81,803,810.43 = 20,016,605.18 : x
  2. Step 2: Convert to fraction form
    54,568,150.95/81,803,810.43 = 20,016,605.18/x
  3. Step 3: Cross multiply
    54,568,150.95x = 81,803,810.43 × 20,016,605.18
  4. Step 4: Simplify right side
    54,568,150.95x = 1,637,434,575,187,857.25
  5. Step 5: Solve for x
    x = 1,637,434,575,187,857.25/54,568,150.95
  6. Step 6: Final answer
    x = 30,007,147.88

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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.