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Finding the Third Proportional to 4,127,430 and 8,754,318

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Solution

The third proportional to 4,127,430 and 8,754,318 is: 18,567,991.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,127,430 : 8,754,318 = 8,754,318 : x
  2. Step 2: Convert to fraction form
    4,127,430/8,754,318 = 8,754,318/x
  3. Step 3: Cross multiply
    4,127,430x = 8,754,318 × 8,754,318
  4. Step 4: Simplify right side
    4,127,430x = 76,638,083,645,124
  5. Step 5: Solve for x
    x = 76,638,083,645,124/4,127,430
  6. Step 6: Final answer
    x = 18,567,991.13

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.