Home / 7,680,223.23-11,516,478.21-2,560,841.01

Finding the Fourth Proportional to 7,680,223.23, 11,516,478.21 and 2,560,841.01

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Solution

The fourth proportional to 7,680,223.23, 11,516,478.21 and 2,560,841.01 is: 3,839,975.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,680,223.23 : 11,516,478.21 = 2,560,841.01 : x
  2. Step 2: Convert to fraction form
    7,680,223.23/11,516,478.21 = 2,560,841.01/x
  3. Step 3: Cross multiply
    7,680,223.23x = 11,516,478.21 × 2,560,841.01
  4. Step 4: Simplify right side
    7,680,223.23x = 29,491,869,690,939.39
  5. Step 5: Solve for x
    x = 29,491,869,690,939.39/7,680,223.23
  6. Step 6: Final answer
    x = 3,839,975.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.