Home / 6,623,793.67-9,139,494-3,869,948.80

Finding the Fourth Proportional to 6,623,793.67, 9,139,494 and 3,869,948.80

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Solution

The fourth proportional to 6,623,793.67, 9,139,494 and 3,869,948.80 is: 5,339,745.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,623,793.67 : 9,139,494 = 3,869,948.80 : x
  2. Step 2: Convert to fraction form
    6,623,793.67/9,139,494 = 3,869,948.80/x
  3. Step 3: Cross multiply
    6,623,793.67x = 9,139,494 × 3,869,948.80
  4. Step 4: Simplify right side
    6,623,793.67x = 35,369,373,837,907.20
  5. Step 5: Solve for x
    x = 35,369,373,837,907.20/6,623,793.67
  6. Step 6: Final answer
    x = 5,339,745.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.