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Finding the Third Proportional to 4,130,266 and 8,946,856

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Solution

The third proportional to 4,130,266 and 8,946,856 is: 19,380,406.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,130,266 : 8,946,856 = 8,946,856 : x
  2. Step 2: Convert to fraction form
    4,130,266/8,946,856 = 8,946,856/x
  3. Step 3: Cross multiply
    4,130,266x = 8,946,856 × 8,946,856
  4. Step 4: Simplify right side
    4,130,266x = 80,046,232,284,736
  5. Step 5: Solve for x
    x = 80,046,232,284,736/4,130,266
  6. Step 6: Final answer
    x = 19,380,406.08

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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.