Home / 21,903,334.02-30,235,908.29-13,647,475.29

Finding the Fourth Proportional to 21,903,334.02, 30,235,908.29 and 13,647,475.29

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Solution

The fourth proportional to 21,903,334.02, 30,235,908.29 and 13,647,475.29 is: 18,839,315.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,903,334.02 : 30,235,908.29 = 13,647,475.29 : x
  2. Step 2: Convert to fraction form
    21,903,334.02/30,235,908.29 = 13,647,475.29/x
  3. Step 3: Cross multiply
    21,903,334.02x = 30,235,908.29 × 13,647,475.29
  4. Step 4: Simplify right side
    21,903,334.02x = 412,643,811,190,243.75
  5. Step 5: Solve for x
    x = 412,643,811,190,243.75/21,903,334.02
  6. Step 6: Final answer
    x = 18,839,315.09

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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.