Home / 28,093,521.27-42,140,281.91-7,898,763.27

Finding the Fourth Proportional to 28,093,521.27, 42,140,281.91 and 7,898,763.27

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Solution

The fourth proportional to 28,093,521.27, 42,140,281.91 and 7,898,763.27 is: 11,848,144.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,093,521.27 : 42,140,281.91 = 7,898,763.27 : x
  2. Step 2: Convert to fraction form
    28,093,521.27/42,140,281.91 = 7,898,763.27/x
  3. Step 3: Cross multiply
    28,093,521.27x = 42,140,281.91 × 7,898,763.27
  4. Step 4: Simplify right side
    28,093,521.27x = 332,856,110,957,900.38
  5. Step 5: Solve for x
    x = 332,856,110,957,900.38/28,093,521.27
  6. Step 6: Final answer
    x = 11,848,144.91

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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.