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Finding the Third Proportional to 20,216,892 and 47,725,206

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Solution

The third proportional to 20,216,892 and 47,725,206 is: 112,662,979.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,216,892 : 47,725,206 = 47,725,206 : x
  2. Step 2: Convert to fraction form
    20,216,892/47,725,206 = 47,725,206/x
  3. Step 3: Cross multiply
    20,216,892x = 47,725,206 × 47,725,206
  4. Step 4: Simplify right side
    20,216,892x = 2,277,695,287,742,436
  5. Step 5: Solve for x
    x = 2,277,695,287,742,436/20,216,892
  6. Step 6: Final answer
    x = 112,662,979.44

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.