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Finding the Third Proportional to 9,155,021 and 13,850,360

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Solution

The third proportional to 9,155,021 and 13,850,360 is: 20,953,799.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,155,021 : 13,850,360 = 13,850,360 : x
  2. Step 2: Convert to fraction form
    9,155,021/13,850,360 = 13,850,360/x
  3. Step 3: Cross multiply
    9,155,021x = 13,850,360 × 13,850,360
  4. Step 4: Simplify right side
    9,155,021x = 191,832,472,129,600
  5. Step 5: Solve for x
    x = 191,832,472,129,600/9,155,021
  6. Step 6: Final answer
    x = 20,953,799.25

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.