Home / 5,702,081.88-7,868,542.32-3,123,313.68

Finding the Fourth Proportional to 5,702,081.88, 7,868,542.32 and 3,123,313.68

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Solution

The fourth proportional to 5,702,081.88, 7,868,542.32 and 3,123,313.68 is: 4,309,991.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,702,081.88 : 7,868,542.32 = 3,123,313.68 : x
  2. Step 2: Convert to fraction form
    5,702,081.88/7,868,542.32 = 3,123,313.68/x
  3. Step 3: Cross multiply
    5,702,081.88x = 7,868,542.32 × 3,123,313.68
  4. Step 4: Simplify right side
    5,702,081.88x = 24,575,925,869,714.94
  5. Step 5: Solve for x
    x = 24,575,925,869,714.94/5,702,081.88
  6. Step 6: Final answer
    x = 4,309,991.75

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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.