Home / 28,866,403.25-43,313,831.31-13,514,732.45

Finding the Fourth Proportional to 28,866,403.25, 43,313,831.31 and 13,514,732.45

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Solution

The fourth proportional to 28,866,403.25, 43,313,831.31 and 13,514,732.45 is: 20,278,759.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,866,403.25 : 43,313,831.31 = 13,514,732.45 : x
  2. Step 2: Convert to fraction form
    28,866,403.25/43,313,831.31 = 13,514,732.45/x
  3. Step 3: Cross multiply
    28,866,403.25x = 43,313,831.31 × 13,514,732.45
  4. Step 4: Simplify right side
    28,866,403.25x = 585,374,841,322,513.88
  5. Step 5: Solve for x
    x = 585,374,841,322,513.88/28,866,403.25
  6. Step 6: Final answer
    x = 20,278,759.23

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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.