Home / 11,285,203.26-15,578,345.88-7,619,083.86

Finding the Fourth Proportional to 11,285,203.26, 15,578,345.88 and 7,619,083.86

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Solution

The fourth proportional to 11,285,203.26, 15,578,345.88 and 7,619,083.86 is: 10,517,553.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,285,203.26 : 15,578,345.88 = 7,619,083.86 : x
  2. Step 2: Convert to fraction form
    11,285,203.26/15,578,345.88 = 7,619,083.86/x
  3. Step 3: Cross multiply
    11,285,203.26x = 15,578,345.88 × 7,619,083.86
  4. Step 4: Simplify right side
    11,285,203.26x = 118,692,723,659,805.52
  5. Step 5: Solve for x
    x = 118,692,723,659,805.52/11,285,203.26
  6. Step 6: Final answer
    x = 10,517,553.02

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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.