Home / 46,530,007.20-69,826,503.60-20,957,853.60

Finding the Fourth Proportional to 46,530,007.20, 69,826,503.60 and 20,957,853.60

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Solution

The fourth proportional to 46,530,007.20, 69,826,503.60 and 20,957,853.60 is: 31,450,965.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,530,007.20 : 69,826,503.60 = 20,957,853.60 : x
  2. Step 2: Convert to fraction form
    46,530,007.20/69,826,503.60 = 20,957,853.60/x
  3. Step 3: Cross multiply
    46,530,007.20x = 69,826,503.60 × 20,957,853.60
  4. Step 4: Simplify right side
    46,530,007.20x = 1,463,413,639,848,673
  5. Step 5: Solve for x
    x = 1,463,413,639,848,673/46,530,007.20
  6. Step 6: Final answer
    x = 31,450,965.26

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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.