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Finding the Third Proportional to 7,185,812 and 15,312,296

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Solution

The third proportional to 7,185,812 and 15,312,296 is: 32,629,076.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,185,812 : 15,312,296 = 15,312,296 : x
  2. Step 2: Convert to fraction form
    7,185,812/15,312,296 = 15,312,296/x
  3. Step 3: Cross multiply
    7,185,812x = 15,312,296 × 15,312,296
  4. Step 4: Simplify right side
    7,185,812x = 234,466,408,791,616
  5. Step 5: Solve for x
    x = 234,466,408,791,616/7,185,812
  6. Step 6: Final answer
    x = 32,629,076.41

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.