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Finding the Third Proportional to 15,771,240 and 34,219,356

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Solution

The third proportional to 15,771,240 and 34,219,356 is: 74,246,814.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,771,240 : 34,219,356 = 34,219,356 : x
  2. Step 2: Convert to fraction form
    15,771,240/34,219,356 = 34,219,356/x
  3. Step 3: Cross multiply
    15,771,240x = 34,219,356 × 34,219,356
  4. Step 4: Simplify right side
    15,771,240x = 1,170,964,325,054,736
  5. Step 5: Solve for x
    x = 1,170,964,325,054,736/15,771,240
  6. Step 6: Final answer
    x = 74,246,814.14

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.