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Finding the Third Proportional to 13,223,808 and 20,035,312

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Solution

The third proportional to 13,223,808 and 20,035,312 is: 30,355,380.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,223,808 : 20,035,312 = 20,035,312 : x
  2. Step 2: Convert to fraction form
    13,223,808/20,035,312 = 20,035,312/x
  3. Step 3: Cross multiply
    13,223,808x = 20,035,312 × 20,035,312
  4. Step 4: Simplify right side
    13,223,808x = 401,413,726,937,344
  5. Step 5: Solve for x
    x = 401,413,726,937,344/13,223,808
  6. Step 6: Final answer
    x = 30,355,380.76

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.