Home / 31,273,321.68-43,157,155.05-17,522,384.22

Finding the Fourth Proportional to 31,273,321.68, 43,157,155.05 and 17,522,384.22

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Solution

The fourth proportional to 31,273,321.68, 43,157,155.05 and 17,522,384.22 is: 24,180,874.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,273,321.68 : 43,157,155.05 = 17,522,384.22 : x
  2. Step 2: Convert to fraction form
    31,273,321.68/43,157,155.05 = 17,522,384.22/x
  3. Step 3: Cross multiply
    31,273,321.68x = 43,157,155.05 × 17,522,384.22
  4. Step 4: Simplify right side
    31,273,321.68x = 756,216,252,628,213.25
  5. Step 5: Solve for x
    x = 756,216,252,628,213.25/31,273,321.68
  6. Step 6: Final answer
    x = 24,180,874.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.