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Finding the Fourth Proportional to 13,349,634.30, 18,732,003.30 and 13,349,634.30

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Solution

The fourth proportional to 13,349,634.30, 18,732,003.30 and 13,349,634.30 is: 18,732,003.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,349,634.30 : 18,732,003.30 = 13,349,634.30 : x
  2. Step 2: Convert to fraction form
    13,349,634.30/18,732,003.30 = 13,349,634.30/x
  3. Step 3: Cross multiply
    13,349,634.30x = 18,732,003.30 × 13,349,634.30
  4. Step 4: Simplify right side
    13,349,634.30x = 250,065,393,761,393.22
  5. Step 5: Solve for x
    x = 250,065,393,761,393.22/13,349,634.30
  6. Step 6: Final answer
    x = 18,732,003.30

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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.