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Finding the Third Proportional to 18,310,038 and 28,326,019.50

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Solution

The third proportional to 18,310,038 and 28,326,019.50 is: 43,820,956.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,310,038 : 28,326,019.50 = 28,326,019.50 : x
  2. Step 2: Convert to fraction form
    18,310,038/28,326,019.50 = 28,326,019.50/x
  3. Step 3: Cross multiply
    18,310,038x = 28,326,019.50 × 28,326,019.50
  4. Step 4: Simplify right side
    18,310,038x = 802,363,380,714,380.25
  5. Step 5: Solve for x
    x = 802,363,380,714,380.25/18,310,038
  6. Step 6: Final answer
    x = 43,820,956.61

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.