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Finding the Third Proportional to 8,391,803 and 12,535,935

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Solution

The third proportional to 8,391,803 and 12,535,935 is: 18,726,567.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,391,803 : 12,535,935 = 12,535,935 : x
  2. Step 2: Convert to fraction form
    8,391,803/12,535,935 = 12,535,935/x
  3. Step 3: Cross multiply
    8,391,803x = 12,535,935 × 12,535,935
  4. Step 4: Simplify right side
    8,391,803x = 157,149,666,324,225
  5. Step 5: Solve for x
    x = 157,149,666,324,225/8,391,803
  6. Step 6: Final answer
    x = 18,726,567.62

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.