Home / 8,915,270.30-13,372,905.45-5,723,999.90

Finding the Fourth Proportional to 8,915,270.30, 13,372,905.45 and 5,723,999.90

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Solution

The fourth proportional to 8,915,270.30, 13,372,905.45 and 5,723,999.90 is: 8,585,999.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,915,270.30 : 13,372,905.45 = 5,723,999.90 : x
  2. Step 2: Convert to fraction form
    8,915,270.30/13,372,905.45 = 5,723,999.90/x
  3. Step 3: Cross multiply
    8,915,270.30x = 13,372,905.45 × 5,723,999.90
  4. Step 4: Simplify right side
    8,915,270.30x = 76,546,509,458,509.45
  5. Step 5: Solve for x
    x = 76,546,509,458,509.45/8,915,270.30
  6. Step 6: Final answer
    x = 8,585,999.85

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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.