Home / 31,692,168.24-47,541,463.12-10,939,901.60

Finding the Fourth Proportional to 31,692,168.24, 47,541,463.12 and 10,939,901.60

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Solution

The fourth proportional to 31,692,168.24, 47,541,463.12 and 10,939,901.60 is: 16,410,960.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,692,168.24 : 47,541,463.12 = 10,939,901.60 : x
  2. Step 2: Convert to fraction form
    31,692,168.24/47,541,463.12 = 10,939,901.60/x
  3. Step 3: Cross multiply
    31,692,168.24x = 47,541,463.12 × 10,939,901.60
  4. Step 4: Simplify right side
    31,692,168.24x = 520,098,928,452,828.94
  5. Step 5: Solve for x
    x = 520,098,928,452,828.94/31,692,168.24
  6. Step 6: Final answer
    x = 16,410,960.73

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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.