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Finding the Third Proportional to 13,141,476 and 20,252,646

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Solution

The third proportional to 13,141,476 and 20,252,646 is: 31,211,841.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,141,476 : 20,252,646 = 20,252,646 : x
  2. Step 2: Convert to fraction form
    13,141,476/20,252,646 = 20,252,646/x
  3. Step 3: Cross multiply
    13,141,476x = 20,252,646 × 20,252,646
  4. Step 4: Simplify right side
    13,141,476x = 410,169,670,001,316
  5. Step 5: Solve for x
    x = 410,169,670,001,316/13,141,476
  6. Step 6: Final answer
    x = 31,211,841.81

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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.