Home / 8,777,406.18-12,115,255.29-5,107,031.73

Finding the Fourth Proportional to 8,777,406.18, 12,115,255.29 and 5,107,031.73

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Solution

The fourth proportional to 8,777,406.18, 12,115,255.29 and 5,107,031.73 is: 7,049,120.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,777,406.18 : 12,115,255.29 = 5,107,031.73 : x
  2. Step 2: Convert to fraction form
    8,777,406.18/12,115,255.29 = 5,107,031.73/x
  3. Step 3: Cross multiply
    8,777,406.18x = 12,115,255.29 × 5,107,031.73
  4. Step 4: Simplify right side
    8,777,406.18x = 61,872,993,183,080.35
  5. Step 5: Solve for x
    x = 61,872,993,183,080.35/8,777,406.18
  6. Step 6: Final answer
    x = 7,049,120.43

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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.