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Finding the Third Proportional to 4,914,528 and 10,221,424

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Solution

The third proportional to 4,914,528 and 10,221,424 is: 21,258,910.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,914,528 : 10,221,424 = 10,221,424 : x
  2. Step 2: Convert to fraction form
    4,914,528/10,221,424 = 10,221,424/x
  3. Step 3: Cross multiply
    4,914,528x = 10,221,424 × 10,221,424
  4. Step 4: Simplify right side
    4,914,528x = 104,477,508,587,776
  5. Step 5: Solve for x
    x = 104,477,508,587,776/4,914,528
  6. Step 6: Final answer
    x = 21,258,910.03

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.