Home / 6,129,564.72-8,458,991.64-3,376,451.76

Finding the Fourth Proportional to 6,129,564.72, 8,458,991.64 and 3,376,451.76

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Solution

The fourth proportional to 6,129,564.72, 8,458,991.64 and 3,376,451.76 is: 4,659,609.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,129,564.72 : 8,458,991.64 = 3,376,451.76 : x
  2. Step 2: Convert to fraction form
    6,129,564.72/8,458,991.64 = 3,376,451.76/x
  3. Step 3: Cross multiply
    6,129,564.72x = 8,458,991.64 × 3,376,451.76
  4. Step 4: Simplify right side
    6,129,564.72x = 28,561,377,210,703.29
  5. Step 5: Solve for x
    x = 28,561,377,210,703.29/6,129,564.72
  6. Step 6: Final answer
    x = 4,659,609.37

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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.