Home / 14,242,517.82-19,654,679.16-7,716,192.30

Finding the Fourth Proportional to 14,242,517.82, 19,654,679.16 and 7,716,192.30

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Solution

The fourth proportional to 14,242,517.82, 19,654,679.16 and 7,716,192.30 is: 10,648,347.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,242,517.82 : 19,654,679.16 = 7,716,192.30 : x
  2. Step 2: Convert to fraction form
    14,242,517.82/19,654,679.16 = 7,716,192.30/x
  3. Step 3: Cross multiply
    14,242,517.82x = 19,654,679.16 × 7,716,192.30
  4. Step 4: Simplify right side
    14,242,517.82x = 151,659,283,993,362.47
  5. Step 5: Solve for x
    x = 151,659,283,993,362.47/14,242,517.82
  6. Step 6: Final answer
    x = 10,648,347.85

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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.