Home / 5,120,537.16-7,066,544.04-2,945,077.64

Finding the Fourth Proportional to 5,120,537.16, 7,066,544.04 and 2,945,077.64

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Solution

The fourth proportional to 5,120,537.16, 7,066,544.04 and 2,945,077.64 is: 4,064,323.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,120,537.16 : 7,066,544.04 = 2,945,077.64 : x
  2. Step 2: Convert to fraction form
    5,120,537.16/7,066,544.04 = 2,945,077.64/x
  3. Step 3: Cross multiply
    5,120,537.16x = 7,066,544.04 × 2,945,077.64
  4. Step 4: Simplify right side
    5,120,537.16x = 20,811,520,844,279.27
  5. Step 5: Solve for x
    x = 20,811,520,844,279.27/5,120,537.16
  6. Step 6: Final answer
    x = 4,064,323.76

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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.