Home / 12,030,126.92-18,049,917-5,293,817

Finding the Fourth Proportional to 12,030,126.92, 18,049,917 and 5,293,817

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Solution

The fourth proportional to 12,030,126.92, 18,049,917 and 5,293,817 is: 7,942,805.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,030,126.92 : 18,049,917 = 5,293,817 : x
  2. Step 2: Convert to fraction form
    12,030,126.92/18,049,917 = 5,293,817/x
  3. Step 3: Cross multiply
    12,030,126.92x = 18,049,917 × 5,293,817
  4. Step 4: Simplify right side
    12,030,126.92x = 95,552,957,463,189
  5. Step 5: Solve for x
    x = 95,552,957,463,189/12,030,126.92
  6. Step 6: Final answer
    x = 7,942,805.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.