Home / 5,715,272.25-7,886,790.05-3,392,265.69

Finding the Fourth Proportional to 5,715,272.25, 7,886,790.05 and 3,392,265.69

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Solution

The fourth proportional to 5,715,272.25, 7,886,790.05 and 3,392,265.69 is: 4,681,157.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,715,272.25 : 7,886,790.05 = 3,392,265.69 : x
  2. Step 2: Convert to fraction form
    5,715,272.25/7,886,790.05 = 3,392,265.69/x
  3. Step 3: Cross multiply
    5,715,272.25x = 7,886,790.05 × 3,392,265.69
  4. Step 4: Simplify right side
    5,715,272.25x = 26,754,087,273,887.05
  5. Step 5: Solve for x
    x = 26,754,087,273,887.05/5,715,272.25
  6. Step 6: Final answer
    x = 4,681,157.10

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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.