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Finding the Third Proportional to 8,579,150 and 13,069,700

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Solution

The third proportional to 8,579,150 and 13,069,700 is: 19,910,720.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,579,150 : 13,069,700 = 13,069,700 : x
  2. Step 2: Convert to fraction form
    8,579,150/13,069,700 = 13,069,700/x
  3. Step 3: Cross multiply
    8,579,150x = 13,069,700 × 13,069,700
  4. Step 4: Simplify right side
    8,579,150x = 170,817,058,090,000
  5. Step 5: Solve for x
    x = 170,817,058,090,000/8,579,150
  6. Step 6: Final answer
    x = 19,910,720.54

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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.