Home / 7,248,614.40-10,872,921.60-3,469,478.40

Finding the Fourth Proportional to 7,248,614.40, 10,872,921.60 and 3,469,478.40

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Solution

The fourth proportional to 7,248,614.40, 10,872,921.60 and 3,469,478.40 is: 5,204,217.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,248,614.40 : 10,872,921.60 = 3,469,478.40 : x
  2. Step 2: Convert to fraction form
    7,248,614.40/10,872,921.60 = 3,469,478.40/x
  3. Step 3: Cross multiply
    7,248,614.40x = 10,872,921.60 × 3,469,478.40
  4. Step 4: Simplify right side
    7,248,614.40x = 37,723,366,636,093.44
  5. Step 5: Solve for x
    x = 37,723,366,636,093.44/7,248,614.40
  6. Step 6: Final answer
    x = 5,204,217.60

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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.