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Finding the Third Proportional to 6,428,172 and 9,725,202

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Solution

The third proportional to 6,428,172 and 9,725,202 is: 14,713,289.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,428,172 : 9,725,202 = 9,725,202 : x
  2. Step 2: Convert to fraction form
    6,428,172/9,725,202 = 9,725,202/x
  3. Step 3: Cross multiply
    6,428,172x = 9,725,202 × 9,725,202
  4. Step 4: Simplify right side
    6,428,172x = 94,579,553,940,804
  5. Step 5: Solve for x
    x = 94,579,553,940,804/6,428,172
  6. Step 6: Final answer
    x = 14,713,289.24

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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.