Home / 30,992,900.80-46,489,350.92-11,298,504.64

Finding the Fourth Proportional to 30,992,900.80, 46,489,350.92 and 11,298,504.64

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Solution

The fourth proportional to 30,992,900.80, 46,489,350.92 and 11,298,504.64 is: 16,947,756.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,992,900.80 : 46,489,350.92 = 11,298,504.64 : x
  2. Step 2: Convert to fraction form
    30,992,900.80/46,489,350.92 = 11,298,504.64/x
  3. Step 3: Cross multiply
    30,992,900.80x = 46,489,350.92 × 11,298,504.64
  4. Step 4: Simplify right side
    30,992,900.80x = 525,260,147,080,208.31
  5. Step 5: Solve for x
    x = 525,260,147,080,208.31/30,992,900.80
  6. Step 6: Final answer
    x = 16,947,756.86

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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.