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Finding the Third Proportional to 5,726,528 and 12,349,728

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Solution

The third proportional to 5,726,528 and 12,349,728 is: 26,633,202.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,726,528 : 12,349,728 = 12,349,728 : x
  2. Step 2: Convert to fraction form
    5,726,528/12,349,728 = 12,349,728/x
  3. Step 3: Cross multiply
    5,726,528x = 12,349,728 × 12,349,728
  4. Step 4: Simplify right side
    5,726,528x = 152,515,781,673,984
  5. Step 5: Solve for x
    x = 152,515,781,673,984/5,726,528
  6. Step 6: Final answer
    x = 26,633,202.82

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.