Home / 28,392,912.30-42,589,368.45-17,055,504.30

Finding the Fourth Proportional to 28,392,912.30, 42,589,368.45 and 17,055,504.30

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Solution

The fourth proportional to 28,392,912.30, 42,589,368.45 and 17,055,504.30 is: 25,583,256.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,392,912.30 : 42,589,368.45 = 17,055,504.30 : x
  2. Step 2: Convert to fraction form
    28,392,912.30/42,589,368.45 = 17,055,504.30/x
  3. Step 3: Cross multiply
    28,392,912.30x = 42,589,368.45 × 17,055,504.30
  4. Step 4: Simplify right side
    28,392,912.30x = 726,383,156,733,259.38
  5. Step 5: Solve for x
    x = 726,383,156,733,259.38/28,392,912.30
  6. Step 6: Final answer
    x = 25,583,256.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.