Home / 7,066,758.21-10,601,128.85-3,472,666.71

Finding the Fourth Proportional to 7,066,758.21, 10,601,128.85 and 3,472,666.71

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Solution

The fourth proportional to 7,066,758.21, 10,601,128.85 and 3,472,666.71 is: 5,209,487.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,066,758.21 : 10,601,128.85 = 3,472,666.71 : x
  2. Step 2: Convert to fraction form
    7,066,758.21/10,601,128.85 = 3,472,666.71/x
  3. Step 3: Cross multiply
    7,066,758.21x = 10,601,128.85 × 3,472,666.71
  4. Step 4: Simplify right side
    7,066,758.21x = 36,814,187,228,452.25
  5. Step 5: Solve for x
    x = 36,814,187,228,452.25/7,066,758.21
  6. Step 6: Final answer
    x = 5,209,487.31

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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.