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Finding the Third Proportional to 18,371,088 and 39,550,248

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Solution

The third proportional to 18,371,088 and 39,550,248 is: 85,145,861.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,371,088 : 39,550,248 = 39,550,248 : x
  2. Step 2: Convert to fraction form
    18,371,088/39,550,248 = 39,550,248/x
  3. Step 3: Cross multiply
    18,371,088x = 39,550,248 × 39,550,248
  4. Step 4: Simplify right side
    18,371,088x = 1,564,222,116,861,504
  5. Step 5: Solve for x
    x = 1,564,222,116,861,504/18,371,088
  6. Step 6: Final answer
    x = 85,145,861.63

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.