Home / 13,066,216.74-19,601,941.26-7,317,126.12

Finding the Fourth Proportional to 13,066,216.74, 19,601,941.26 and 7,317,126.12

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Solution

The fourth proportional to 13,066,216.74, 19,601,941.26 and 7,317,126.12 is: 10,977,154.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,066,216.74 : 19,601,941.26 = 7,317,126.12 : x
  2. Step 2: Convert to fraction form
    13,066,216.74/19,601,941.26 = 7,317,126.12/x
  3. Step 3: Cross multiply
    13,066,216.74x = 19,601,941.26 × 7,317,126.12
  4. Step 4: Simplify right side
    13,066,216.74x = 143,429,876,396,251.72
  5. Step 5: Solve for x
    x = 143,429,876,396,251.72/13,066,216.74
  6. Step 6: Final answer
    x = 10,977,154.23

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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.