Home / 5,707,339.83-7,876,127.07-3,128,965.26

Finding the Fourth Proportional to 5,707,339.83, 7,876,127.07 and 3,128,965.26

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Solution

The fourth proportional to 5,707,339.83, 7,876,127.07 and 3,128,965.26 is: 4,317,971.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,707,339.83 : 7,876,127.07 = 3,128,965.26 : x
  2. Step 2: Convert to fraction form
    5,707,339.83/7,876,127.07 = 3,128,965.26/x
  3. Step 3: Cross multiply
    5,707,339.83x = 7,876,127.07 × 3,128,965.26
  4. Step 4: Simplify right side
    5,707,339.83x = 24,644,127,985,375.59
  5. Step 5: Solve for x
    x = 24,644,127,985,375.59/5,707,339.83
  6. Step 6: Final answer
    x = 4,317,971.02

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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.