Home / 13,797,825.45-20,699,767.58-4,081,677.81

Finding the Fourth Proportional to 13,797,825.45, 20,699,767.58 and 4,081,677.81

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Solution

The fourth proportional to 13,797,825.45, 20,699,767.58 and 4,081,677.81 is: 6,123,412.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,797,825.45 : 20,699,767.58 = 4,081,677.81 : x
  2. Step 2: Convert to fraction form
    13,797,825.45/20,699,767.58 = 4,081,677.81/x
  3. Step 3: Cross multiply
    13,797,825.45x = 20,699,767.58 × 4,081,677.81
  4. Step 4: Simplify right side
    13,797,825.45x = 84,489,781,983,035.02
  5. Step 5: Solve for x
    x = 84,489,781,983,035.02/13,797,825.45
  6. Step 6: Final answer
    x = 6,123,412.87

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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.