Home / 54,040,962-81,069,841.08-18,147,568.08

Finding the Fourth Proportional to 54,040,962, 81,069,841.08 and 18,147,568.08

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Solution

The fourth proportional to 54,040,962, 81,069,841.08 and 18,147,568.08 is: 27,224,172.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,040,962 : 81,069,841.08 = 18,147,568.08 : x
  2. Step 2: Convert to fraction form
    54,040,962/81,069,841.08 = 18,147,568.08/x
  3. Step 3: Cross multiply
    54,040,962x = 81,069,841.08 × 18,147,568.08
  4. Step 4: Simplify right side
    54,040,962x = 1,471,220,460,234,080.50
  5. Step 5: Solve for x
    x = 1,471,220,460,234,080.50/54,040,962
  6. Step 6: Final answer
    x = 27,224,172.29

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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.