Home / 28,361,614.65-42,553,143.74-11,102,150.54

Finding the Fourth Proportional to 28,361,614.65, 42,553,143.74 and 11,102,150.54

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Solution

The fourth proportional to 28,361,614.65, 42,553,143.74 and 11,102,150.54 is: 16,657,422.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,361,614.65 : 42,553,143.74 = 11,102,150.54 : x
  2. Step 2: Convert to fraction form
    28,361,614.65/42,553,143.74 = 11,102,150.54/x
  3. Step 3: Cross multiply
    28,361,614.65x = 42,553,143.74 × 11,102,150.54
  4. Step 4: Simplify right side
    28,361,614.65x = 472,431,407,751,738.62
  5. Step 5: Solve for x
    x = 472,431,407,751,738.62/28,361,614.65
  6. Step 6: Final answer
    x = 16,657,422.84

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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.