Home / 39,535,546.80-59,187,846.60-28,198,138.80

Finding the Fourth Proportional to 39,535,546.80, 59,187,846.60 and 28,198,138.80

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Solution

The fourth proportional to 39,535,546.80, 59,187,846.60 and 28,198,138.80 is: 42,214,848.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,535,546.80 : 59,187,846.60 = 28,198,138.80 : x
  2. Step 2: Convert to fraction form
    39,535,546.80/59,187,846.60 = 28,198,138.80/x
  3. Step 3: Cross multiply
    39,535,546.80x = 59,187,846.60 × 28,198,138.80
  4. Step 4: Simplify right side
    39,535,546.80x = 1,668,987,113,699,908.25
  5. Step 5: Solve for x
    x = 1,668,987,113,699,908.25/39,535,546.80
  6. Step 6: Final answer
    x = 42,214,848.38

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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.