Home / 15,277,222.08-21,082,083.84-8,401,682.88

Finding the Fourth Proportional to 15,277,222.08, 21,082,083.84 and 8,401,682.88

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Solution

The fourth proportional to 15,277,222.08, 21,082,083.84 and 8,401,682.88 is: 11,594,056.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,277,222.08 : 21,082,083.84 = 8,401,682.88 : x
  2. Step 2: Convert to fraction form
    15,277,222.08/21,082,083.84 = 8,401,682.88/x
  3. Step 3: Cross multiply
    15,277,222.08x = 21,082,083.84 × 8,401,682.88
  4. Step 4: Simplify right side
    15,277,222.08x = 177,124,982,873,252.69
  5. Step 5: Solve for x
    x = 177,124,982,873,252.69/15,277,222.08
  6. Step 6: Final answer
    x = 11,594,056.95

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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.