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Finding the Third Proportional to 7,681,545 and 16,552,818

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Solution

The third proportional to 7,681,545 and 16,552,818 is: 35,669,358.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,681,545 : 16,552,818 = 16,552,818 : x
  2. Step 2: Convert to fraction form
    7,681,545/16,552,818 = 16,552,818/x
  3. Step 3: Cross multiply
    7,681,545x = 16,552,818 × 16,552,818
  4. Step 4: Simplify right side
    7,681,545x = 273,995,783,741,124
  5. Step 5: Solve for x
    x = 273,995,783,741,124/7,681,545
  6. Step 6: Final answer
    x = 35,669,358.67

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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.