Home / 28,093,522.40-42,140,283.60-7,898,764.40

Finding the Fourth Proportional to 28,093,522.40, 42,140,283.60 and 7,898,764.40

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Solution

The fourth proportional to 28,093,522.40, 42,140,283.60 and 7,898,764.40 is: 11,848,146.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,093,522.40 : 42,140,283.60 = 7,898,764.40 : x
  2. Step 2: Convert to fraction form
    28,093,522.40/42,140,283.60 = 7,898,764.40/x
  3. Step 3: Cross multiply
    28,093,522.40x = 42,140,283.60 × 7,898,764.40
  4. Step 4: Simplify right side
    28,093,522.40x = 332,856,171,694,882.44
  5. Step 5: Solve for x
    x = 332,856,171,694,882.44/28,093,522.40
  6. Step 6: Final answer
    x = 11,848,146.59

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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.