Home / 7,970,892.80-11,957,505.60-4,184,661.20

Finding the Fourth Proportional to 7,970,892.80, 11,957,505.60 and 4,184,661.20

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Solution

The fourth proportional to 7,970,892.80, 11,957,505.60 and 4,184,661.20 is: 6,277,604.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,970,892.80 : 11,957,505.60 = 4,184,661.20 : x
  2. Step 2: Convert to fraction form
    7,970,892.80/11,957,505.60 = 4,184,661.20/x
  3. Step 3: Cross multiply
    7,970,892.80x = 11,957,505.60 × 4,184,661.20
  4. Step 4: Simplify right side
    7,970,892.80x = 50,038,109,733,102.72
  5. Step 5: Solve for x
    x = 50,038,109,733,102.72/7,970,892.80
  6. Step 6: Final answer
    x = 6,277,604.15

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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.