Home / 7,979,611.78-11,011,876.56-4,541,852.81

Finding the Fourth Proportional to 7,979,611.78, 11,011,876.56 and 4,541,852.81

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Solution

The fourth proportional to 7,979,611.78, 11,011,876.56 and 4,541,852.81 is: 6,267,763.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,979,611.78 : 11,011,876.56 = 4,541,852.81 : x
  2. Step 2: Convert to fraction form
    7,979,611.78/11,011,876.56 = 4,541,852.81/x
  3. Step 3: Cross multiply
    7,979,611.78x = 11,011,876.56 × 4,541,852.81
  4. Step 4: Simplify right side
    7,979,611.78x = 50,014,322,524,938.83
  5. Step 5: Solve for x
    x = 50,014,322,524,938.83/7,979,611.78
  6. Step 6: Final answer
    x = 6,267,763.88

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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.