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Finding the Third Proportional to 18,335,052 and 38,856,070.13

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Solution

The third proportional to 18,335,052 and 38,856,070.13 is: 82,344,690.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,335,052 : 38,856,070.13 = 38,856,070.13 : x
  2. Step 2: Convert to fraction form
    18,335,052/38,856,070.13 = 38,856,070.13/x
  3. Step 3: Cross multiply
    18,335,052x = 38,856,070.13 × 38,856,070.13
  4. Step 4: Simplify right side
    18,335,052x = 1,509,794,185,558,917.50
  5. Step 5: Solve for x
    x = 1,509,794,185,558,917.50/18,335,052
  6. Step 6: Final answer
    x = 82,344,690.68

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.