Home / 31,522,061.40-47,279,178.52-8,494,796.40

Finding the Fourth Proportional to 31,522,061.40, 47,279,178.52 and 8,494,796.40

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Solution

The fourth proportional to 31,522,061.40, 47,279,178.52 and 8,494,796.40 is: 12,741,139.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,522,061.40 : 47,279,178.52 = 8,494,796.40 : x
  2. Step 2: Convert to fraction form
    31,522,061.40/47,279,178.52 = 8,494,796.40/x
  3. Step 3: Cross multiply
    31,522,061.40x = 47,279,178.52 × 8,494,796.40
  4. Step 4: Simplify right side
    31,522,061.40x = 401,626,995,486,653.38
  5. Step 5: Solve for x
    x = 401,626,995,486,653.38/31,522,061.40
  6. Step 6: Final answer
    x = 12,741,139.94

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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.