Home / 5,120,516.46-7,066,527.39-2,945,060.22

Finding the Fourth Proportional to 5,120,516.46, 7,066,527.39 and 2,945,060.22

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Solution

The fourth proportional to 5,120,516.46, 7,066,527.39 and 2,945,060.22 is: 4,064,306.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,120,516.46 : 7,066,527.39 = 2,945,060.22 : x
  2. Step 2: Convert to fraction form
    5,120,516.46/7,066,527.39 = 2,945,060.22/x
  3. Step 3: Cross multiply
    5,120,516.46x = 7,066,527.39 × 2,945,060.22
  4. Step 4: Simplify right side
    5,120,516.46x = 20,811,348,709,829.43
  5. Step 5: Solve for x
    x = 20,811,348,709,829.43/5,120,516.46
  6. Step 6: Final answer
    x = 4,064,306.57

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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.