Home / 7,219,771.76-9,962,208.60-4,469,225.84

Finding the Fourth Proportional to 7,219,771.76, 9,962,208.60 and 4,469,225.84

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Solution

The fourth proportional to 7,219,771.76, 9,962,208.60 and 4,469,225.84 is: 6,166,865.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,219,771.76 : 9,962,208.60 = 4,469,225.84 : x
  2. Step 2: Convert to fraction form
    7,219,771.76/9,962,208.60 = 4,469,225.84/x
  3. Step 3: Cross multiply
    7,219,771.76x = 9,962,208.60 × 4,469,225.84
  4. Step 4: Simplify right side
    7,219,771.76x = 44,523,360,098,590.22
  5. Step 5: Solve for x
    x = 44,523,360,098,590.22/7,219,771.76
  6. Step 6: Final answer
    x = 6,166,865.32

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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.