Home / 5,216,534.49-7,190,499.67-4,112,165.09

Finding the Fourth Proportional to 5,216,534.49, 7,190,499.67 and 4,112,165.09

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Solution

The fourth proportional to 5,216,534.49, 7,190,499.67 and 4,112,165.09 is: 5,668,230.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,216,534.49 : 7,190,499.67 = 4,112,165.09 : x
  2. Step 2: Convert to fraction form
    5,216,534.49/7,190,499.67 = 4,112,165.09/x
  3. Step 3: Cross multiply
    5,216,534.49x = 7,190,499.67 × 4,112,165.09
  4. Step 4: Simplify right side
    5,216,534.49x = 29,568,521,702,069.70
  5. Step 5: Solve for x
    x = 29,568,521,702,069.70/5,216,534.49
  6. Step 6: Final answer
    x = 5,668,230.85

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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.