Home / 6,407,921.80-8,842,899.85-3,467,736.77

Finding the Fourth Proportional to 6,407,921.80, 8,842,899.85 and 3,467,736.77

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Solution

The fourth proportional to 6,407,921.80, 8,842,899.85 and 3,467,736.77 is: 4,785,459.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,407,921.80 : 8,842,899.85 = 3,467,736.77 : x
  2. Step 2: Convert to fraction form
    6,407,921.80/8,842,899.85 = 3,467,736.77/x
  3. Step 3: Cross multiply
    6,407,921.80x = 8,842,899.85 × 3,467,736.77
  4. Step 4: Simplify right side
    6,407,921.80x = 30,664,848,929,894.66
  5. Step 5: Solve for x
    x = 30,664,848,929,894.66/6,407,921.80
  6. Step 6: Final answer
    x = 4,785,459.30

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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.