Home / 6,898,062.81-9,519,541.57-3,958,418.19

Finding the Fourth Proportional to 6,898,062.81, 9,519,541.57 and 3,958,418.19

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Solution

The fourth proportional to 6,898,062.81, 9,519,541.57 and 3,958,418.19 is: 5,462,740.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,898,062.81 : 9,519,541.57 = 3,958,418.19 : x
  2. Step 2: Convert to fraction form
    6,898,062.81/9,519,541.57 = 3,958,418.19/x
  3. Step 3: Cross multiply
    6,898,062.81x = 9,519,541.57 × 3,958,418.19
  4. Step 4: Simplify right side
    6,898,062.81x = 37,682,326,491,357.06
  5. Step 5: Solve for x
    x = 37,682,326,491,357.06/6,898,062.81
  6. Step 6: Final answer
    x = 5,462,740.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.