Home / 5,120,537.46-7,066,556.38-2,945,081.22

Finding the Fourth Proportional to 5,120,537.46, 7,066,556.38 and 2,945,081.22

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Solution

The fourth proportional to 5,120,537.46, 7,066,556.38 and 2,945,081.22 is: 4,064,335.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,120,537.46 : 7,066,556.38 = 2,945,081.22 : x
  2. Step 2: Convert to fraction form
    5,120,537.46/7,066,556.38 = 2,945,081.22/x
  3. Step 3: Cross multiply
    5,120,537.46x = 7,066,556.38 × 2,945,081.22
  4. Step 4: Simplify right side
    5,120,537.46x = 20,811,582,484,809.18
  5. Step 5: Solve for x
    x = 20,811,582,484,809.18/5,120,537.46
  6. Step 6: Final answer
    x = 4,064,335.56

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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.