Home / 7,438,202.52-11,152,210.20-3,787,866.38

Finding the Fourth Proportional to 7,438,202.52, 11,152,210.20 and 3,787,866.38

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Solution

The fourth proportional to 7,438,202.52, 11,152,210.20 and 3,787,866.38 is: 5,679,205.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,438,202.52 : 11,152,210.20 = 3,787,866.38 : x
  2. Step 2: Convert to fraction form
    7,438,202.52/11,152,210.20 = 3,787,866.38/x
  3. Step 3: Cross multiply
    7,438,202.52x = 11,152,210.20 × 3,787,866.38
  4. Step 4: Simplify right side
    7,438,202.52x = 42,243,082,079,273.07
  5. Step 5: Solve for x
    x = 42,243,082,079,273.07/7,438,202.52
  6. Step 6: Final answer
    x = 5,679,205.69

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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.