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Finding the Third Proportional to 3,239,378.44 and 7,088,929.88

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Solution

The third proportional to 3,239,378.44 and 7,088,929.88 is: 15,513,138.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,239,378.44 : 7,088,929.88 = 7,088,929.88 : x
  2. Step 2: Convert to fraction form
    3,239,378.44/7,088,929.88 = 7,088,929.88/x
  3. Step 3: Cross multiply
    3,239,378.44x = 7,088,929.88 × 7,088,929.88
  4. Step 4: Simplify right side
    3,239,378.44x = 50,252,926,772,667.52
  5. Step 5: Solve for x
    x = 50,252,926,772,667.52/3,239,378.44
  6. Step 6: Final answer
    x = 15,513,138.63

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.