Home / 5,147,161.74-7,103,086.02-2,855,324.25

Finding the Fourth Proportional to 5,147,161.74, 7,103,086.02 and 2,855,324.25

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Solution

The fourth proportional to 5,147,161.74, 7,103,086.02 and 2,855,324.25 is: 3,940,349.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,147,161.74 : 7,103,086.02 = 2,855,324.25 : x
  2. Step 2: Convert to fraction form
    5,147,161.74/7,103,086.02 = 2,855,324.25/x
  3. Step 3: Cross multiply
    5,147,161.74x = 7,103,086.02 × 2,855,324.25
  4. Step 4: Simplify right side
    5,147,161.74x = 20,281,613,762,741.98
  5. Step 5: Solve for x
    x = 20,281,613,762,741.98/5,147,161.74
  6. Step 6: Final answer
    x = 3,940,349.03

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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.