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Finding the Third Proportional to 18,827,216 and 41,107,072

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Solution

The third proportional to 18,827,216 and 41,107,072 is: 89,752,588.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,827,216 : 41,107,072 = 41,107,072 : x
  2. Step 2: Convert to fraction form
    18,827,216/41,107,072 = 41,107,072/x
  3. Step 3: Cross multiply
    18,827,216x = 41,107,072 × 41,107,072
  4. Step 4: Simplify right side
    18,827,216x = 1,689,791,368,413,184
  5. Step 5: Solve for x
    x = 1,689,791,368,413,184/18,827,216
  6. Step 6: Final answer
    x = 89,752,588.40

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.