Home / 39,630,436.92-54,689,344.74-23,120,161.56

Finding the Fourth Proportional to 39,630,436.92, 54,689,344.74 and 23,120,161.56

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Solution

The fourth proportional to 39,630,436.92, 54,689,344.74 and 23,120,161.56 is: 31,905,438.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,630,436.92 : 54,689,344.74 = 23,120,161.56 : x
  2. Step 2: Convert to fraction form
    39,630,436.92/54,689,344.74 = 23,120,161.56/x
  3. Step 3: Cross multiply
    39,630,436.92x = 54,689,344.74 × 23,120,161.56
  4. Step 4: Simplify right side
    39,630,436.92x = 1,264,426,485,999,336.25
  5. Step 5: Solve for x
    x = 1,264,426,485,999,336.25/39,630,436.92
  6. Step 6: Final answer
    x = 31,905,438.96

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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.