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Finding the Third Proportional to 16,862,799 and 36,283,153

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Solution

The third proportional to 16,862,799 and 36,283,153 is: 78,069,316.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,862,799 : 36,283,153 = 36,283,153 : x
  2. Step 2: Convert to fraction form
    16,862,799/36,283,153 = 36,283,153/x
  3. Step 3: Cross multiply
    16,862,799x = 36,283,153 × 36,283,153
  4. Step 4: Simplify right side
    16,862,799x = 1,316,467,191,621,409
  5. Step 5: Solve for x
    x = 1,316,467,191,621,409/16,862,799
  6. Step 6: Final answer
    x = 78,069,316.47

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.