Home / 7,809,536.43-11,721,861.04-3,768,868.64

Finding the Fourth Proportional to 7,809,536.43, 11,721,861.04 and 3,768,868.64

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Solution

The fourth proportional to 7,809,536.43, 11,721,861.04 and 3,768,868.64 is: 5,656,949.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,809,536.43 : 11,721,861.04 = 3,768,868.64 : x
  2. Step 2: Convert to fraction form
    7,809,536.43/11,721,861.04 = 3,768,868.64/x
  3. Step 3: Cross multiply
    7,809,536.43x = 11,721,861.04 × 3,768,868.64
  4. Step 4: Simplify right side
    7,809,536.43x = 44,178,154,457,249.45
  5. Step 5: Solve for x
    x = 44,178,154,457,249.45/7,809,536.43
  6. Step 6: Final answer
    x = 5,656,949.66

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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.