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Finding the Third Proportional to 17,740,076 and 38,130,308

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Solution

The third proportional to 17,740,076 and 38,130,308 is: 81,956,829.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,740,076 : 38,130,308 = 38,130,308 : x
  2. Step 2: Convert to fraction form
    17,740,076/38,130,308 = 38,130,308/x
  3. Step 3: Cross multiply
    17,740,076x = 38,130,308 × 38,130,308
  4. Step 4: Simplify right side
    17,740,076x = 1,453,920,388,174,864
  5. Step 5: Solve for x
    x = 1,453,920,388,174,864/17,740,076
  6. Step 6: Final answer
    x = 81,956,829.73

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.