Home / 31,466,843.28-43,424,986.32-17,529,136.20

Finding the Fourth Proportional to 31,466,843.28, 43,424,986.32 and 17,529,136.20

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Solution

The fourth proportional to 31,466,843.28, 43,424,986.32 and 17,529,136.20 is: 24,190,621.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,466,843.28 : 43,424,986.32 = 17,529,136.20 : x
  2. Step 2: Convert to fraction form
    31,466,843.28/43,424,986.32 = 17,529,136.20/x
  3. Step 3: Cross multiply
    31,466,843.28x = 43,424,986.32 × 17,529,136.20
  4. Step 4: Simplify right side
    31,466,843.28x = 761,202,499,686,416.75
  5. Step 5: Solve for x
    x = 761,202,499,686,416.75/31,466,843.28
  6. Step 6: Final answer
    x = 24,190,621.63

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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.