Home / 54,989,237.58-82,452,765.38-18,091,142.64

Finding the Fourth Proportional to 54,989,237.58, 82,452,765.38 and 18,091,142.64

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Solution

The fourth proportional to 54,989,237.58, 82,452,765.38 and 18,091,142.64 is: 27,126,485.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,989,237.58 : 82,452,765.38 = 18,091,142.64 : x
  2. Step 2: Convert to fraction form
    54,989,237.58/82,452,765.38 = 18,091,142.64/x
  3. Step 3: Cross multiply
    54,989,237.58x = 82,452,765.38 × 18,091,142.64
  4. Step 4: Simplify right side
    54,989,237.58x = 1,491,664,739,461,578.25
  5. Step 5: Solve for x
    x = 1,491,664,739,461,578.25/54,989,237.58
  6. Step 6: Final answer
    x = 27,126,485.20

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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.