Home / 7,438,204.27-11,152,212.83-3,787,868.13

Finding the Fourth Proportional to 7,438,204.27, 11,152,212.83 and 3,787,868.13

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Solution

The fourth proportional to 7,438,204.27, 11,152,212.83 and 3,787,868.13 is: 5,679,208.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,438,204.27 : 11,152,212.83 = 3,787,868.13 : x
  2. Step 2: Convert to fraction form
    7,438,204.27/11,152,212.83 = 3,787,868.13/x
  3. Step 3: Cross multiply
    7,438,204.27x = 11,152,212.83 × 3,787,868.13
  4. Step 4: Simplify right side
    7,438,204.27x = 42,243,111,538,794.77
  5. Step 5: Solve for x
    x = 42,243,111,538,794.77/7,438,204.27
  6. Step 6: Final answer
    x = 5,679,208.32

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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.