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Finding the Third Proportional to 18,178,752 and 38,876,925

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Solution

The third proportional to 18,178,752 and 38,876,925 is: 83,141,862.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,178,752 : 38,876,925 = 38,876,925 : x
  2. Step 2: Convert to fraction form
    18,178,752/38,876,925 = 38,876,925/x
  3. Step 3: Cross multiply
    18,178,752x = 38,876,925 × 38,876,925
  4. Step 4: Simplify right side
    18,178,752x = 1,511,415,297,455,625
  5. Step 5: Solve for x
    x = 1,511,415,297,455,625/18,178,752
  6. Step 6: Final answer
    x = 83,141,862.40

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.