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Finding the Third Proportional to 7,133,967 and 15,631,389

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Solution

The third proportional to 7,133,967 and 15,631,389 is: 34,250,273.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,133,967 : 15,631,389 = 15,631,389 : x
  2. Step 2: Convert to fraction form
    7,133,967/15,631,389 = 15,631,389/x
  3. Step 3: Cross multiply
    7,133,967x = 15,631,389 × 15,631,389
  4. Step 4: Simplify right side
    7,133,967x = 244,340,322,069,321
  5. Step 5: Solve for x
    x = 244,340,322,069,321/7,133,967
  6. Step 6: Final answer
    x = 34,250,273.67

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.