Home / 31,482,912.20-47,232,662.70-11,286,048.20

Finding the Fourth Proportional to 31,482,912.20, 47,232,662.70 and 11,286,048.20

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Solution

The fourth proportional to 31,482,912.20, 47,232,662.70 and 11,286,048.20 is: 16,932,045.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,482,912.20 : 47,232,662.70 = 11,286,048.20 : x
  2. Step 2: Convert to fraction form
    31,482,912.20/47,232,662.70 = 11,286,048.20/x
  3. Step 3: Cross multiply
    31,482,912.20x = 47,232,662.70 × 11,286,048.20
  4. Step 4: Simplify right side
    31,482,912.20x = 533,070,107,846,542.12
  5. Step 5: Solve for x
    x = 533,070,107,846,542.12/31,482,912.20
  6. Step 6: Final answer
    x = 16,932,045.69

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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.