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Finding the Third Proportional to 18,824,152 and 39,908,552

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Solution

The third proportional to 18,824,152 and 39,908,552 is: 84,608,991.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,824,152 : 39,908,552 = 39,908,552 : x
  2. Step 2: Convert to fraction form
    18,824,152/39,908,552 = 39,908,552/x
  3. Step 3: Cross multiply
    18,824,152x = 39,908,552 × 39,908,552
  4. Step 4: Simplify right side
    18,824,152x = 1,592,692,522,736,704
  5. Step 5: Solve for x
    x = 1,592,692,522,736,704/18,824,152
  6. Step 6: Final answer
    x = 84,608,991.83

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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.