Home / 49,209,750.45-73,814,625.68-20,446,326.45

Finding the Fourth Proportional to 49,209,750.45, 73,814,625.68 and 20,446,326.45

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Solution

The fourth proportional to 49,209,750.45, 73,814,625.68 and 20,446,326.45 is: 30,669,489.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,209,750.45 : 73,814,625.68 = 20,446,326.45 : x
  2. Step 2: Convert to fraction form
    49,209,750.45/73,814,625.68 = 20,446,326.45/x
  3. Step 3: Cross multiply
    49,209,750.45x = 73,814,625.68 × 20,446,326.45
  4. Step 4: Simplify right side
    49,209,750.45x = 1,509,237,933,335,601.50
  5. Step 5: Solve for x
    x = 1,509,237,933,335,601.50/49,209,750.45
  6. Step 6: Final answer
    x = 30,669,489.68

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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.