Home / 8,383,267.55-12,562,066.64-5,640,656.37

Finding the Fourth Proportional to 8,383,267.55, 12,562,066.64 and 5,640,656.37

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Solution

The fourth proportional to 8,383,267.55, 12,562,066.64 and 5,640,656.37 is: 8,452,348.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,383,267.55 : 12,562,066.64 = 5,640,656.37 : x
  2. Step 2: Convert to fraction form
    8,383,267.55/12,562,066.64 = 5,640,656.37/x
  3. Step 3: Cross multiply
    8,383,267.55x = 12,562,066.64 × 5,640,656.37
  4. Step 4: Simplify right side
    8,383,267.55x = 70,858,301,203,451.41
  5. Step 5: Solve for x
    x = 70,858,301,203,451.41/8,383,267.55
  6. Step 6: Final answer
    x = 8,452,348.78

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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.