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Finding the Third Proportional to 15,479,312 and 36,146,824

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Solution

The third proportional to 15,479,312 and 36,146,824 is: 84,408,976.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,479,312 : 36,146,824 = 36,146,824 : x
  2. Step 2: Convert to fraction form
    15,479,312/36,146,824 = 36,146,824/x
  3. Step 3: Cross multiply
    15,479,312x = 36,146,824 × 36,146,824
  4. Step 4: Simplify right side
    15,479,312x = 1,306,592,885,286,976
  5. Step 5: Solve for x
    x = 1,306,592,885,286,976/15,479,312
  6. Step 6: Final answer
    x = 84,408,976.66

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.