Home / 13,879,850.07-19,154,791.77-7,684,896.92

Finding the Fourth Proportional to 13,879,850.07, 19,154,791.77 and 7,684,896.92

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Solution

The fourth proportional to 13,879,850.07, 19,154,791.77 and 7,684,896.92 is: 10,605,489.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,879,850.07 : 19,154,791.77 = 7,684,896.92 : x
  2. Step 2: Convert to fraction form
    13,879,850.07/19,154,791.77 = 7,684,896.92/x
  3. Step 3: Cross multiply
    13,879,850.07x = 19,154,791.77 × 7,684,896.92
  4. Step 4: Simplify right side
    13,879,850.07x = 147,202,600,276,514.34
  5. Step 5: Solve for x
    x = 147,202,600,276,514.34/13,879,850.07
  6. Step 6: Final answer
    x = 10,605,489.22

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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.