Home / 5,731,954.78-7,910,160.30-3,118,473.70

Finding the Fourth Proportional to 5,731,954.78, 7,910,160.30 and 3,118,473.70

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Solution

The fourth proportional to 5,731,954.78, 7,910,160.30 and 3,118,473.70 is: 4,303,527.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,731,954.78 : 7,910,160.30 = 3,118,473.70 : x
  2. Step 2: Convert to fraction form
    5,731,954.78/7,910,160.30 = 3,118,473.70/x
  3. Step 3: Cross multiply
    5,731,954.78x = 7,910,160.30 × 3,118,473.70
  4. Step 4: Simplify right side
    5,731,954.78x = 24,667,626,858,334.11
  5. Step 5: Solve for x
    x = 24,667,626,858,334.11/5,731,954.78
  6. Step 6: Final answer
    x = 4,303,527.82

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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.