Home / 54,974,912.82-75,866,289.38-30,197,389.27

Finding the Fourth Proportional to 54,974,912.82, 75,866,289.38 and 30,197,389.27

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Solution

The fourth proportional to 54,974,912.82, 75,866,289.38 and 30,197,389.27 is: 41,672,896.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,974,912.82 : 75,866,289.38 = 30,197,389.27 : x
  2. Step 2: Convert to fraction form
    54,974,912.82/75,866,289.38 = 30,197,389.27/x
  3. Step 3: Cross multiply
    54,974,912.82x = 75,866,289.38 × 30,197,389.27
  4. Step 4: Simplify right side
    54,974,912.82x = 2,290,963,872,878,327
  5. Step 5: Solve for x
    x = 2,290,963,872,878,327/54,974,912.82
  6. Step 6: Final answer
    x = 41,672,896.88

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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.