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Finding the Third Proportional to 19,660,078 and 29,490,120

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Solution

The third proportional to 19,660,078 and 29,490,120 is: 44,235,184.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,660,078 : 29,490,120 = 29,490,120 : x
  2. Step 2: Convert to fraction form
    19,660,078/29,490,120 = 29,490,120/x
  3. Step 3: Cross multiply
    19,660,078x = 29,490,120 × 29,490,120
  4. Step 4: Simplify right side
    19,660,078x = 869,667,177,614,400
  5. Step 5: Solve for x
    x = 869,667,177,614,400/19,660,078
  6. Step 6: Final answer
    x = 44,235,184.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.