Home / 27,218,915.05-37,561,989.49-14,828,969.90

Finding the Fourth Proportional to 27,218,915.05, 37,561,989.49 and 14,828,969.90

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Solution

The fourth proportional to 27,218,915.05, 37,561,989.49 and 14,828,969.90 is: 20,463,916.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,218,915.05 : 37,561,989.49 = 14,828,969.90 : x
  2. Step 2: Convert to fraction form
    27,218,915.05/37,561,989.49 = 14,828,969.90/x
  3. Step 3: Cross multiply
    27,218,915.05x = 37,561,989.49 × 14,828,969.90
  4. Step 4: Simplify right side
    27,218,915.05x = 557,005,611,629,872.81
  5. Step 5: Solve for x
    x = 557,005,611,629,872.81/27,218,915.05
  6. Step 6: Final answer
    x = 20,463,916.75

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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.