Home / 38,776,874.04-58,115,855.70-20,589,782.04

Finding the Fourth Proportional to 38,776,874.04, 58,115,855.70 and 20,589,782.04

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Solution

The fourth proportional to 38,776,874.04, 58,115,855.70 and 20,589,782.04 is: 30,858,413.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,776,874.04 : 58,115,855.70 = 20,589,782.04 : x
  2. Step 2: Convert to fraction form
    38,776,874.04/58,115,855.70 = 20,589,782.04/x
  3. Step 3: Cross multiply
    38,776,874.04x = 58,115,855.70 × 20,589,782.04
  4. Step 4: Simplify right side
    38,776,874.04x = 1,196,592,801,931,091.75
  5. Step 5: Solve for x
    x = 1,196,592,801,931,091.75/38,776,874.04
  6. Step 6: Final answer
    x = 30,858,413.21

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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.