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Finding the Third Proportional to 7,486,803 and 15,327,738

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Solution

The third proportional to 7,486,803 and 15,327,738 is: 31,380,490.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,486,803 : 15,327,738 = 15,327,738 : x
  2. Step 2: Convert to fraction form
    7,486,803/15,327,738 = 15,327,738/x
  3. Step 3: Cross multiply
    7,486,803x = 15,327,738 × 15,327,738
  4. Step 4: Simplify right side
    7,486,803x = 234,939,552,196,644
  5. Step 5: Solve for x
    x = 234,939,552,196,644/7,486,803
  6. Step 6: Final answer
    x = 31,380,490.74

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.