Home / 6,659,649.86-9,190,316.72-3,603,864.11

Finding the Fourth Proportional to 6,659,649.86, 9,190,316.72 and 3,603,864.11

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Solution

The fourth proportional to 6,659,649.86, 9,190,316.72 and 3,603,864.11 is: 4,973,332.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,659,649.86 : 9,190,316.72 = 3,603,864.11 : x
  2. Step 2: Convert to fraction form
    6,659,649.86/9,190,316.72 = 3,603,864.11/x
  3. Step 3: Cross multiply
    6,659,649.86x = 9,190,316.72 × 3,603,864.11
  4. Step 4: Simplify right side
    6,659,649.86x = 33,120,652,568,721.60
  5. Step 5: Solve for x
    x = 33,120,652,568,721.60/6,659,649.86
  6. Step 6: Final answer
    x = 4,973,332.42

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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.