Home / 31,240,433.92-46,859,251.20-8,521,255.84

Finding the Fourth Proportional to 31,240,433.92, 46,859,251.20 and 8,521,255.84

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Solution

The fourth proportional to 31,240,433.92, 46,859,251.20 and 8,521,255.84 is: 12,781,501.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,240,433.92 : 46,859,251.20 = 8,521,255.84 : x
  2. Step 2: Convert to fraction form
    31,240,433.92/46,859,251.20 = 8,521,255.84/x
  3. Step 3: Cross multiply
    31,240,433.92x = 46,859,251.20 × 8,521,255.84
  4. Step 4: Simplify right side
    31,240,433.92x = 399,299,667,946,027
  5. Step 5: Solve for x
    x = 399,299,667,946,027/31,240,433.92
  6. Step 6: Final answer
    x = 12,781,501.98

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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.