Home / 7,214,509-9,956,335.38-3,995,245

Finding the Fourth Proportional to 7,214,509, 9,956,335.38 and 3,995,245

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Solution

The fourth proportional to 7,214,509, 9,956,335.38 and 3,995,245 is: 5,513,611.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,214,509 : 9,956,335.38 = 3,995,245 : x
  2. Step 2: Convert to fraction form
    7,214,509/9,956,335.38 = 3,995,245/x
  3. Step 3: Cross multiply
    7,214,509x = 9,956,335.38 × 3,995,245
  4. Step 4: Simplify right side
    7,214,509x = 39,777,999,145,268.10
  5. Step 5: Solve for x
    x = 39,777,999,145,268.10/7,214,509
  6. Step 6: Final answer
    x = 5,513,611.41

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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.