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Finding the Third Proportional to 13,224,148 and 20,425,781

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Solution

The third proportional to 13,224,148 and 20,425,781 is: 31,549,293.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,224,148 : 20,425,781 = 20,425,781 : x
  2. Step 2: Convert to fraction form
    13,224,148/20,425,781 = 20,425,781/x
  3. Step 3: Cross multiply
    13,224,148x = 20,425,781 × 20,425,781
  4. Step 4: Simplify right side
    13,224,148x = 417,212,529,459,961
  5. Step 5: Solve for x
    x = 417,212,529,459,961/13,224,148
  6. Step 6: Final answer
    x = 31,549,293.72

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.