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Finding the Third Proportional to 6,620,185.13 and 14,254,812.84

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Solution

The third proportional to 6,620,185.13 and 14,254,812.84 is: 30,693,958.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,620,185.13 : 14,254,812.84 = 14,254,812.84 : x
  2. Step 2: Convert to fraction form
    6,620,185.13/14,254,812.84 = 14,254,812.84/x
  3. Step 3: Cross multiply
    6,620,185.13x = 14,254,812.84 × 14,254,812.84
  4. Step 4: Simplify right side
    6,620,185.13x = 203,199,689,210,339.97
  5. Step 5: Solve for x
    x = 203,199,689,210,339.97/6,620,185.13
  6. Step 6: Final answer
    x = 30,693,958.76

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.