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Finding the Third Proportional to 4,782,142 and 10,246,518.88

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Solution

The third proportional to 4,782,142 and 10,246,518.88 is: 21,954,837.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,782,142 : 10,246,518.88 = 10,246,518.88 : x
  2. Step 2: Convert to fraction form
    4,782,142/10,246,518.88 = 10,246,518.88/x
  3. Step 3: Cross multiply
    4,782,142x = 10,246,518.88 × 10,246,518.88
  4. Step 4: Simplify right side
    4,782,142x = 104,991,149,055,731.27
  5. Step 5: Solve for x
    x = 104,991,149,055,731.27/4,782,142
  6. Step 6: Final answer
    x = 21,954,837.20

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.