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Finding the Third Proportional to 20,352,904 and 31,474,169

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Solution

The third proportional to 20,352,904 and 31,474,169 is: 48,672,332.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,352,904 : 31,474,169 = 31,474,169 : x
  2. Step 2: Convert to fraction form
    20,352,904/31,474,169 = 31,474,169/x
  3. Step 3: Cross multiply
    20,352,904x = 31,474,169 × 31,474,169
  4. Step 4: Simplify right side
    20,352,904x = 990,623,314,240,561
  5. Step 5: Solve for x
    x = 990,623,314,240,561/20,352,904
  6. Step 6: Final answer
    x = 48,672,332.67

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.