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Finding the Third Proportional to 9,829,984 and 21,549,545

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Solution

The third proportional to 9,829,984 and 21,549,545 is: 47,241,469.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,829,984 : 21,549,545 = 21,549,545 : x
  2. Step 2: Convert to fraction form
    9,829,984/21,549,545 = 21,549,545/x
  3. Step 3: Cross multiply
    9,829,984x = 21,549,545 × 21,549,545
  4. Step 4: Simplify right side
    9,829,984x = 464,382,889,707,025
  5. Step 5: Solve for x
    x = 464,382,889,707,025/9,829,984
  6. Step 6: Final answer
    x = 47,241,469.54

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.