Home / 8,138,748.45-11,231,428.52-4,467,727.49

Finding the Fourth Proportional to 8,138,748.45, 11,231,428.52 and 4,467,727.49

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Solution

The fourth proportional to 8,138,748.45, 11,231,428.52 and 4,467,727.49 is: 6,165,439.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,138,748.45 : 11,231,428.52 = 4,467,727.49 : x
  2. Step 2: Convert to fraction form
    8,138,748.45/11,231,428.52 = 4,467,727.49/x
  3. Step 3: Cross multiply
    8,138,748.45x = 11,231,428.52 × 4,467,727.49
  4. Step 4: Simplify right side
    8,138,748.45x = 50,178,961,950,774.02
  5. Step 5: Solve for x
    x = 50,178,961,950,774.02/8,138,748.45
  6. Step 6: Final answer
    x = 6,165,439.60

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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.