Home / 12,356,516.70-18,540,023.85-5,963,478.30

Finding the Fourth Proportional to 12,356,516.70, 18,540,023.85 and 5,963,478.30

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Solution

The fourth proportional to 12,356,516.70, 18,540,023.85 and 5,963,478.30 is: 8,947,750.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,356,516.70 : 18,540,023.85 = 5,963,478.30 : x
  2. Step 2: Convert to fraction form
    12,356,516.70/18,540,023.85 = 5,963,478.30/x
  3. Step 3: Cross multiply
    12,356,516.70x = 18,540,023.85 × 5,963,478.30
  4. Step 4: Simplify right side
    12,356,516.70x = 110,563,029,910,957.45
  5. Step 5: Solve for x
    x = 110,563,029,910,957.45/12,356,516.70
  6. Step 6: Final answer
    x = 8,947,750.62

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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.