Home / 28,845,213.66-39,806,376.59-15,792,469.14

Finding the Fourth Proportional to 28,845,213.66, 39,806,376.59 and 15,792,469.14

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Solution

The fourth proportional to 28,845,213.66, 39,806,376.59 and 15,792,469.14 is: 21,793,597.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,845,213.66 : 39,806,376.59 = 15,792,469.14 : x
  2. Step 2: Convert to fraction form
    28,845,213.66/39,806,376.59 = 15,792,469.14/x
  3. Step 3: Cross multiply
    28,845,213.66x = 39,806,376.59 × 15,792,469.14
  4. Step 4: Simplify right side
    28,845,213.66x = 628,640,973,793,831.12
  5. Step 5: Solve for x
    x = 628,640,973,793,831.12/28,845,213.66
  6. Step 6: Final answer
    x = 21,793,597.41

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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.