Home / 31,817,039.64-47,716,849.24-8,782,467.62

Finding the Fourth Proportional to 31,817,039.64, 47,716,849.24 and 8,782,467.62

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Solution

The fourth proportional to 31,817,039.64, 47,716,849.24 and 8,782,467.62 is: 13,171,297.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,817,039.64 : 47,716,849.24 = 8,782,467.62 : x
  2. Step 2: Convert to fraction form
    31,817,039.64/47,716,849.24 = 8,782,467.62/x
  3. Step 3: Cross multiply
    31,817,039.64x = 47,716,849.24 × 8,782,467.62
  4. Step 4: Simplify right side
    31,817,039.64x = 419,071,683,378,721.56
  5. Step 5: Solve for x
    x = 419,071,683,378,721.56/31,817,039.64
  6. Step 6: Final answer
    x = 13,171,297.15

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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.