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Finding the Third Proportional to 9,716,889 and 21,264,294

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Solution

The third proportional to 9,716,889 and 21,264,294 is: 46,534,461.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,716,889 : 21,264,294 = 21,264,294 : x
  2. Step 2: Convert to fraction form
    9,716,889/21,264,294 = 21,264,294/x
  3. Step 3: Cross multiply
    9,716,889x = 21,264,294 × 21,264,294
  4. Step 4: Simplify right side
    9,716,889x = 452,170,199,318,436
  5. Step 5: Solve for x
    x = 452,170,199,318,436/9,716,889
  6. Step 6: Final answer
    x = 46,534,461.73

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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.