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Finding the Third Proportional to 4,158,242 and 6,220,436

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Solution

The third proportional to 4,158,242 and 6,220,436 is: 9,305,332.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,158,242 : 6,220,436 = 6,220,436 : x
  2. Step 2: Convert to fraction form
    4,158,242/6,220,436 = 6,220,436/x
  3. Step 3: Cross multiply
    4,158,242x = 6,220,436 × 6,220,436
  4. Step 4: Simplify right side
    4,158,242x = 38,693,824,030,096
  5. Step 5: Solve for x
    x = 38,693,824,030,096/4,158,242
  6. Step 6: Final answer
    x = 9,305,332.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.