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Finding the Third Proportional to 4,286,427 and 6,530,131.50

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Solution

The third proportional to 4,286,427 and 6,530,131.50 is: 9,948,289.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,286,427 : 6,530,131.50 = 6,530,131.50 : x
  2. Step 2: Convert to fraction form
    4,286,427/6,530,131.50 = 6,530,131.50/x
  3. Step 3: Cross multiply
    4,286,427x = 6,530,131.50 × 6,530,131.50
  4. Step 4: Simplify right side
    4,286,427x = 42,642,617,407,292.25
  5. Step 5: Solve for x
    x = 42,642,617,407,292.25/4,286,427
  6. Step 6: Final answer
    x = 9,948,289.66

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.