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Finding the Third Proportional to 9,960,456 and 14,655,864

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Solution

The third proportional to 9,960,456 and 14,655,864 is: 21,564,710.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,960,456 : 14,655,864 = 14,655,864 : x
  2. Step 2: Convert to fraction form
    9,960,456/14,655,864 = 14,655,864/x
  3. Step 3: Cross multiply
    9,960,456x = 14,655,864 × 14,655,864
  4. Step 4: Simplify right side
    9,960,456x = 214,794,349,586,496
  5. Step 5: Solve for x
    x = 214,794,349,586,496/9,960,456
  6. Step 6: Final answer
    x = 21,564,710.45

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.