Home / 13,974,884.37-20,966,604.80-7,156,285.41

Finding the Fourth Proportional to 13,974,884.37, 20,966,604.80 and 7,156,285.41

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Solution

The fourth proportional to 13,974,884.37, 20,966,604.80 and 7,156,285.41 is: 10,736,618.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,974,884.37 : 20,966,604.80 = 7,156,285.41 : x
  2. Step 2: Convert to fraction form
    13,974,884.37/20,966,604.80 = 7,156,285.41/x
  3. Step 3: Cross multiply
    13,974,884.37x = 20,966,604.80 × 7,156,285.41
  4. Step 4: Simplify right side
    13,974,884.37x = 150,043,007,991,694.56
  5. Step 5: Solve for x
    x = 150,043,007,991,694.56/13,974,884.37
  6. Step 6: Final answer
    x = 10,736,618.92

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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.