Home / 15,338,433.42-21,174,708.42-9,539,083.44

Finding the Fourth Proportional to 15,338,433.42, 21,174,708.42 and 9,539,083.44

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Solution

The fourth proportional to 15,338,433.42, 21,174,708.42 and 9,539,083.44 is: 13,168,705.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,338,433.42 : 21,174,708.42 = 9,539,083.44 : x
  2. Step 2: Convert to fraction form
    15,338,433.42/21,174,708.42 = 9,539,083.44/x
  3. Step 3: Cross multiply
    15,338,433.42x = 21,174,708.42 × 9,539,083.44
  4. Step 4: Simplify right side
    15,338,433.42x = 201,987,310,436,050.56
  5. Step 5: Solve for x
    x = 201,987,310,436,050.56/15,338,433.42
  6. Step 6: Final answer
    x = 13,168,705.36

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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.