Home / 20,544,762.64-28,351,229.80-11,724,055.82

Finding the Fourth Proportional to 20,544,762.64, 28,351,229.80 and 11,724,055.82

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Solution

The fourth proportional to 20,544,762.64, 28,351,229.80 and 11,724,055.82 is: 16,178,887.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,544,762.64 : 28,351,229.80 = 11,724,055.82 : x
  2. Step 2: Convert to fraction form
    20,544,762.64/28,351,229.80 = 11,724,055.82/x
  3. Step 3: Cross multiply
    20,544,762.64x = 28,351,229.80 × 11,724,055.82
  4. Step 4: Simplify right side
    20,544,762.64x = 332,391,400,740,847.44
  5. Step 5: Solve for x
    x = 332,391,400,740,847.44/20,544,762.64
  6. Step 6: Final answer
    x = 16,178,887.37

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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.