Home / 13,554,494.82-18,705,118.68-7,753,373.46

Finding the Fourth Proportional to 13,554,494.82, 18,705,118.68 and 7,753,373.46

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Solution

The fourth proportional to 13,554,494.82, 18,705,118.68 and 7,753,373.46 is: 10,699,607.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,554,494.82 : 18,705,118.68 = 7,753,373.46 : x
  2. Step 2: Convert to fraction form
    13,554,494.82/18,705,118.68 = 7,753,373.46/x
  3. Step 3: Cross multiply
    13,554,494.82x = 18,705,118.68 × 7,753,373.46
  4. Step 4: Simplify right side
    13,554,494.82x = 145,027,770,739,662.22
  5. Step 5: Solve for x
    x = 145,027,770,739,662.22/13,554,494.82
  6. Step 6: Final answer
    x = 10,699,607.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.