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Finding the Third Proportional to 4,208,370 and 9,204,228

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Solution

The third proportional to 4,208,370 and 9,204,228 is: 20,130,790.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,208,370 : 9,204,228 = 9,204,228 : x
  2. Step 2: Convert to fraction form
    4,208,370/9,204,228 = 9,204,228/x
  3. Step 3: Cross multiply
    4,208,370x = 9,204,228 × 9,204,228
  4. Step 4: Simplify right side
    4,208,370x = 84,717,813,075,984
  5. Step 5: Solve for x
    x = 84,717,813,075,984/4,208,370
  6. Step 6: Final answer
    x = 20,130,790.09

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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.