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Finding the Third Proportional to 18,534,257 and 38,602,480

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Solution

The third proportional to 18,534,257 and 38,602,480 is: 80,399,848.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,534,257 : 38,602,480 = 38,602,480 : x
  2. Step 2: Convert to fraction form
    18,534,257/38,602,480 = 38,602,480/x
  3. Step 3: Cross multiply
    18,534,257x = 38,602,480 × 38,602,480
  4. Step 4: Simplify right side
    18,534,257x = 1,490,151,462,150,400
  5. Step 5: Solve for x
    x = 1,490,151,462,150,400/18,534,257
  6. Step 6: Final answer
    x = 80,399,848.89

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.