Home / 5,610,381.84-7,738,736.76-3,890,874.96

Finding the Fourth Proportional to 5,610,381.84, 7,738,736.76 and 3,890,874.96

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Solution

The fourth proportional to 5,610,381.84, 7,738,736.76 and 3,890,874.96 is: 5,366,917.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,610,381.84 : 7,738,736.76 = 3,890,874.96 : x
  2. Step 2: Convert to fraction form
    5,610,381.84/7,738,736.76 = 3,890,874.96/x
  3. Step 3: Cross multiply
    5,610,381.84x = 7,738,736.76 × 3,890,874.96
  4. Step 4: Simplify right side
    5,610,381.84x = 30,110,457,081,515.53
  5. Step 5: Solve for x
    x = 30,110,457,081,515.53/5,610,381.84
  6. Step 6: Final answer
    x = 5,366,917.61

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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.