Home / 8,777,401.68-12,115,249.07-5,107,027.22

Finding the Fourth Proportional to 8,777,401.68, 12,115,249.07 and 5,107,027.22

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Solution

The fourth proportional to 8,777,401.68, 12,115,249.07 and 5,107,027.22 is: 7,049,114.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,777,401.68 : 12,115,249.07 = 5,107,027.22 : x
  2. Step 2: Convert to fraction form
    8,777,401.68/12,115,249.07 = 5,107,027.22/x
  3. Step 3: Cross multiply
    8,777,401.68x = 12,115,249.07 × 5,107,027.22
  4. Step 4: Simplify right side
    8,777,401.68x = 61,872,906,777,569.69
  5. Step 5: Solve for x
    x = 61,872,906,777,569.69/8,777,401.68
  6. Step 6: Final answer
    x = 7,049,114.19

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1.5x scale

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.