Home / 13,296,295.62-19,953,418.32-5,208,268.42

Finding the Fourth Proportional to 13,296,295.62, 19,953,418.32 and 5,208,268.42

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Solution

The fourth proportional to 13,296,295.62, 19,953,418.32 and 5,208,268.42 is: 7,815,918.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,296,295.62 : 19,953,418.32 = 5,208,268.42 : x
  2. Step 2: Convert to fraction form
    13,296,295.62/19,953,418.32 = 5,208,268.42/x
  3. Step 3: Cross multiply
    13,296,295.62x = 19,953,418.32 × 5,208,268.42
  4. Step 4: Simplify right side
    13,296,295.62x = 103,922,758,507,105.45
  5. Step 5: Solve for x
    x = 103,922,758,507,105.45/13,296,295.62
  6. Step 6: Final answer
    x = 7,815,918.17

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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.