Home / 11,810,748.17-16,298,832.71-6,378,240.17

Finding the Fourth Proportional to 11,810,748.17, 16,298,832.71 and 6,378,240.17

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Solution

The fourth proportional to 11,810,748.17, 16,298,832.71 and 6,378,240.17 is: 8,801,971.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,810,748.17 : 16,298,832.71 = 6,378,240.17 : x
  2. Step 2: Convert to fraction form
    11,810,748.17/16,298,832.71 = 6,378,240.17/x
  3. Step 3: Cross multiply
    11,810,748.17x = 16,298,832.71 × 6,378,240.17
  4. Step 4: Simplify right side
    11,810,748.17x = 103,957,869,515,031.97
  5. Step 5: Solve for x
    x = 103,957,869,515,031.97/11,810,748.17
  6. Step 6: Final answer
    x = 8,801,971.56

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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.