Home / 12,101,634.56-16,700,256.03-6,669,126.56

Finding the Fourth Proportional to 12,101,634.56, 16,700,256.03 and 6,669,126.56

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Solution

The fourth proportional to 12,101,634.56, 16,700,256.03 and 6,669,126.56 is: 9,203,394.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,101,634.56 : 16,700,256.03 = 6,669,126.56 : x
  2. Step 2: Convert to fraction form
    12,101,634.56/16,700,256.03 = 6,669,126.56/x
  3. Step 3: Cross multiply
    12,101,634.56x = 16,700,256.03 × 6,669,126.56
  4. Step 4: Simplify right side
    12,101,634.56x = 111,376,121,115,233.02
  5. Step 5: Solve for x
    x = 111,376,121,115,233.02/12,101,634.56
  6. Step 6: Final answer
    x = 9,203,394.84

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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.