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Finding the Third Proportional to 26,403,576 and 42,013,281

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Solution

The third proportional to 26,403,576 and 42,013,281 is: 66,851,390.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,403,576 : 42,013,281 = 42,013,281 : x
  2. Step 2: Convert to fraction form
    26,403,576/42,013,281 = 42,013,281/x
  3. Step 3: Cross multiply
    26,403,576x = 42,013,281 × 42,013,281
  4. Step 4: Simplify right side
    26,403,576x = 1,765,115,780,384,961
  5. Step 5: Solve for x
    x = 1,765,115,780,384,961/26,403,576
  6. Step 6: Final answer
    x = 66,851,390.90

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.