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Finding the Third Proportional to 18,980,952 and 29,415,240

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Solution

The third proportional to 18,980,952 and 29,415,240 is: 45,585,508.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,980,952 : 29,415,240 = 29,415,240 : x
  2. Step 2: Convert to fraction form
    18,980,952/29,415,240 = 29,415,240/x
  3. Step 3: Cross multiply
    18,980,952x = 29,415,240 × 29,415,240
  4. Step 4: Simplify right side
    18,980,952x = 865,256,344,257,600
  5. Step 5: Solve for x
    x = 865,256,344,257,600/18,980,952
  6. Step 6: Final answer
    x = 45,585,508.26

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.