Home / 6,381,043.62-8,805,944.03-3,480,433.76

Finding the Fourth Proportional to 6,381,043.62, 8,805,944.03 and 3,480,433.76

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Solution

The fourth proportional to 6,381,043.62, 8,805,944.03 and 3,480,433.76 is: 4,803,055.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,381,043.62 : 8,805,944.03 = 3,480,433.76 : x
  2. Step 2: Convert to fraction form
    6,381,043.62/8,805,944.03 = 3,480,433.76/x
  3. Step 3: Cross multiply
    6,381,043.62x = 8,805,944.03 × 3,480,433.76
  4. Step 4: Simplify right side
    6,381,043.62x = 30,648,504,829,250.56
  5. Step 5: Solve for x
    x = 30,648,504,829,250.56/6,381,043.62
  6. Step 6: Final answer
    x = 4,803,055.21

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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.