Home / 6,637,978.11-9,957,659.16-2,539,291.24

Finding the Fourth Proportional to 6,637,978.11, 9,957,659.16 and 2,539,291.24

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Solution

The fourth proportional to 6,637,978.11, 9,957,659.16 and 2,539,291.24 is: 3,809,201.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,637,978.11 : 9,957,659.16 = 2,539,291.24 : x
  2. Step 2: Convert to fraction form
    6,637,978.11/9,957,659.16 = 2,539,291.24/x
  3. Step 3: Cross multiply
    6,637,978.11x = 9,957,659.16 × 2,539,291.24
  4. Step 4: Simplify right side
    6,637,978.11x = 25,285,396,697,863.18
  5. Step 5: Solve for x
    x = 25,285,396,697,863.18/6,637,978.11
  6. Step 6: Final answer
    x = 3,809,201.58

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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.