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Finding the Fourth Proportional to 26,415,057.80, 37,031,469.40 and 26,415,057.80

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Solution

The fourth proportional to 26,415,057.80, 37,031,469.40 and 26,415,057.80 is: 37,031,469.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,415,057.80 : 37,031,469.40 = 26,415,057.80 : x
  2. Step 2: Convert to fraction form
    26,415,057.80/37,031,469.40 = 26,415,057.80/x
  3. Step 3: Cross multiply
    26,415,057.80x = 37,031,469.40 × 26,415,057.80
  4. Step 4: Simplify right side
    26,415,057.80x = 978,188,404,619,931.25
  5. Step 5: Solve for x
    x = 978,188,404,619,931.25/26,415,057.80
  6. Step 6: Final answer
    x = 37,031,469.40

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.