Home / 11,718,431.69-17,577,516.29-4,143,625.97

Finding the Fourth Proportional to 11,718,431.69, 17,577,516.29 and 4,143,625.97

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Solution

The fourth proportional to 11,718,431.69, 17,577,516.29 and 4,143,625.97 is: 6,215,392.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,718,431.69 : 17,577,516.29 = 4,143,625.97 : x
  2. Step 2: Convert to fraction form
    11,718,431.69/17,577,516.29 = 4,143,625.97/x
  3. Step 3: Cross multiply
    11,718,431.69x = 17,577,516.29 × 4,143,625.97
  4. Step 4: Simplify right side
    11,718,431.69x = 72,834,652,878,736.34
  5. Step 5: Solve for x
    x = 72,834,652,878,736.34/11,718,431.69
  6. Step 6: Final answer
    x = 6,215,392.54

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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.