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Finding the Third Proportional to 5,726,455 and 12,349,580

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Solution

The third proportional to 5,726,455 and 12,349,580 is: 26,632,903.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,726,455 : 12,349,580 = 12,349,580 : x
  2. Step 2: Convert to fraction form
    5,726,455/12,349,580 = 12,349,580/x
  3. Step 3: Cross multiply
    5,726,455x = 12,349,580 × 12,349,580
  4. Step 4: Simplify right side
    5,726,455x = 152,512,126,176,400
  5. Step 5: Solve for x
    x = 152,512,126,176,400/5,726,455
  6. Step 6: Final answer
    x = 26,632,903.98

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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.