Home / 5,311,237.80-7,970,793.30-3,894,061.80

Finding the Fourth Proportional to 5,311,237.80, 7,970,793.30 and 3,894,061.80

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Solution

The fourth proportional to 5,311,237.80, 7,970,793.30 and 3,894,061.80 is: 5,843,978.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,311,237.80 : 7,970,793.30 = 3,894,061.80 : x
  2. Step 2: Convert to fraction form
    5,311,237.80/7,970,793.30 = 3,894,061.80/x
  3. Step 3: Cross multiply
    5,311,237.80x = 7,970,793.30 × 3,894,061.80
  4. Step 4: Simplify right side
    5,311,237.80x = 31,038,761,705,225.94
  5. Step 5: Solve for x
    x = 31,038,761,705,225.94/5,311,237.80
  6. Step 6: Final answer
    x = 5,843,978.91

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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.