Home / 7,438,200.52-11,152,207.20-3,787,864.38

Finding the Fourth Proportional to 7,438,200.52, 11,152,207.20 and 3,787,864.38

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Solution

The fourth proportional to 7,438,200.52, 11,152,207.20 and 3,787,864.38 is: 5,679,202.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,438,200.52 : 11,152,207.20 = 3,787,864.38 : x
  2. Step 2: Convert to fraction form
    7,438,200.52/11,152,207.20 = 3,787,864.38/x
  3. Step 3: Cross multiply
    7,438,200.52x = 11,152,207.20 × 3,787,864.38
  4. Step 4: Simplify right side
    7,438,200.52x = 42,243,048,413,552.08
  5. Step 5: Solve for x
    x = 42,243,048,413,552.08/7,438,200.52
  6. Step 6: Final answer
    x = 5,679,202.69

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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.