Home / 7,922,861.88-11,885,998.68-2,457,845.96

Finding the Fourth Proportional to 7,922,861.88, 11,885,998.68 and 2,457,845.96

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Solution

The fourth proportional to 7,922,861.88, 11,885,998.68 and 2,457,845.96 is: 3,687,298.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,922,861.88 : 11,885,998.68 = 2,457,845.96 : x
  2. Step 2: Convert to fraction form
    7,922,861.88/11,885,998.68 = 2,457,845.96/x
  3. Step 3: Cross multiply
    7,922,861.88x = 11,885,998.68 × 2,457,845.96
  4. Step 4: Simplify right side
    7,922,861.88x = 29,213,953,776,773.34
  5. Step 5: Solve for x
    x = 29,213,953,776,773.34/7,922,861.88
  6. Step 6: Final answer
    x = 3,687,298.13

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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.