Home / 28,768,932.66-39,702,544.65-16,379,271.48

Finding the Fourth Proportional to 28,768,932.66, 39,702,544.65 and 16,379,271.48

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Solution

The fourth proportional to 28,768,932.66, 39,702,544.65 and 16,379,271.48 is: 22,604,201.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,768,932.66 : 39,702,544.65 = 16,379,271.48 : x
  2. Step 2: Convert to fraction form
    28,768,932.66/39,702,544.65 = 16,379,271.48/x
  3. Step 3: Cross multiply
    28,768,932.66x = 39,702,544.65 × 16,379,271.48
  4. Step 4: Simplify right side
    28,768,932.66x = 650,298,757,269,171.62
  5. Step 5: Solve for x
    x = 650,298,757,269,171.62/28,768,932.66
  6. Step 6: Final answer
    x = 22,604,201.73

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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.