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Finding the Third Proportional to 5,241,040 and 11,405,120

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Solution

The third proportional to 5,241,040 and 11,405,120 is: 24,818,883.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,241,040 : 11,405,120 = 11,405,120 : x
  2. Step 2: Convert to fraction form
    5,241,040/11,405,120 = 11,405,120/x
  3. Step 3: Cross multiply
    5,241,040x = 11,405,120 × 11,405,120
  4. Step 4: Simplify right side
    5,241,040x = 130,076,762,214,400
  5. Step 5: Solve for x
    x = 130,076,762,214,400/5,241,040
  6. Step 6: Final answer
    x = 24,818,883.70

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.