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Finding the Third Proportional to 13,371,488 and 20,370,672

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Solution

The third proportional to 13,371,488 and 20,370,672 is: 31,033,515.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,371,488 : 20,370,672 = 20,370,672 : x
  2. Step 2: Convert to fraction form
    13,371,488/20,370,672 = 20,370,672/x
  3. Step 3: Cross multiply
    13,371,488x = 20,370,672 × 20,370,672
  4. Step 4: Simplify right side
    13,371,488x = 414,964,277,731,584
  5. Step 5: Solve for x
    x = 414,964,277,731,584/13,371,488
  6. Step 6: Final answer
    x = 31,033,515.32

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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.