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Finding the Third Proportional to 18,623,162 and 28,731,840

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Solution

The third proportional to 18,623,162 and 28,731,840 is: 44,327,522.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,623,162 : 28,731,840 = 28,731,840 : x
  2. Step 2: Convert to fraction form
    18,623,162/28,731,840 = 28,731,840/x
  3. Step 3: Cross multiply
    18,623,162x = 28,731,840 × 28,731,840
  4. Step 4: Simplify right side
    18,623,162x = 825,518,629,785,600
  5. Step 5: Solve for x
    x = 825,518,629,785,600/18,623,162
  6. Step 6: Final answer
    x = 44,327,522.35

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.