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Finding the Third Proportional to 13,425,919 and 28,991,135

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Solution

The third proportional to 13,425,919 and 28,991,135 is: 62,601,741.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,425,919 : 28,991,135 = 28,991,135 : x
  2. Step 2: Convert to fraction form
    13,425,919/28,991,135 = 28,991,135/x
  3. Step 3: Cross multiply
    13,425,919x = 28,991,135 × 28,991,135
  4. Step 4: Simplify right side
    13,425,919x = 840,485,908,588,225
  5. Step 5: Solve for x
    x = 840,485,908,588,225/13,425,919
  6. Step 6: Final answer
    x = 62,601,741.35

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.