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Finding the Third Proportional to 18,808,370 and 38,413,732

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Solution

The third proportional to 18,808,370 and 38,413,732 is: 78,455,220.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,808,370 : 38,413,732 = 38,413,732 : x
  2. Step 2: Convert to fraction form
    18,808,370/38,413,732 = 38,413,732/x
  3. Step 3: Cross multiply
    18,808,370x = 38,413,732 × 38,413,732
  4. Step 4: Simplify right side
    18,808,370x = 1,475,614,806,167,824
  5. Step 5: Solve for x
    x = 1,475,614,806,167,824/18,808,370
  6. Step 6: Final answer
    x = 78,455,220.00

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.