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Finding the Third Proportional to 10,235,455 and 21,888,085

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Solution

The third proportional to 10,235,455 and 21,888,085 is: 46,806,738.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,235,455 : 21,888,085 = 21,888,085 : x
  2. Step 2: Convert to fraction form
    10,235,455/21,888,085 = 21,888,085/x
  3. Step 3: Cross multiply
    10,235,455x = 21,888,085 × 21,888,085
  4. Step 4: Simplify right side
    10,235,455x = 479,088,264,967,225
  5. Step 5: Solve for x
    x = 479,088,264,967,225/10,235,455
  6. Step 6: Final answer
    x = 46,806,738.44

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.