Home / 5,328,771.42-7,353,699.36-2,881,376.61

Finding the Fourth Proportional to 5,328,771.42, 7,353,699.36 and 2,881,376.61

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Solution

The fourth proportional to 5,328,771.42, 7,353,699.36 and 2,881,376.61 is: 3,976,296.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328,771.42 : 7,353,699.36 = 2,881,376.61 : x
  2. Step 2: Convert to fraction form
    5,328,771.42/7,353,699.36 = 2,881,376.61/x
  3. Step 3: Cross multiply
    5,328,771.42x = 7,353,699.36 × 2,881,376.61
  4. Step 4: Simplify right side
    5,328,771.42x = 21,188,777,332,875.97
  5. Step 5: Solve for x
    x = 21,188,777,332,875.97/5,328,771.42
  6. Step 6: Final answer
    x = 3,976,296.91

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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.