Home / 20,171,467.65-27,834,478.83-11,350,764.93

Finding the Fourth Proportional to 20,171,467.65, 27,834,478.83 and 11,350,764.93

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Solution

The fourth proportional to 20,171,467.65, 27,834,478.83 and 11,350,764.93 is: 15,662,847.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,171,467.65 : 27,834,478.83 = 11,350,764.93 : x
  2. Step 2: Convert to fraction form
    20,171,467.65/27,834,478.83 = 11,350,764.93/x
  3. Step 3: Cross multiply
    20,171,467.65x = 27,834,478.83 × 11,350,764.93
  4. Step 4: Simplify right side
    20,171,467.65x = 315,942,626,148,391.38
  5. Step 5: Solve for x
    x = 315,942,626,148,391.38/20,171,467.65
  6. Step 6: Final answer
    x = 15,662,847.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.