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Finding the Third Proportional to 13,908,052 and 21,275,420

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Solution

The third proportional to 13,908,052 and 21,275,420 is: 32,545,427.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,908,052 : 21,275,420 = 21,275,420 : x
  2. Step 2: Convert to fraction form
    13,908,052/21,275,420 = 21,275,420/x
  3. Step 3: Cross multiply
    13,908,052x = 21,275,420 × 21,275,420
  4. Step 4: Simplify right side
    13,908,052x = 452,643,496,176,400
  5. Step 5: Solve for x
    x = 452,643,496,176,400/13,908,052
  6. Step 6: Final answer
    x = 32,545,427.37

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.