Home / 28,906,962.63-39,887,930.87-16,517,859.13

Finding the Fourth Proportional to 28,906,962.63, 39,887,930.87 and 16,517,859.13

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Solution

The fourth proportional to 28,906,962.63, 39,887,930.87 and 16,517,859.13 is: 22,792,544.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,906,962.63 : 39,887,930.87 = 16,517,859.13 : x
  2. Step 2: Convert to fraction form
    28,906,962.63/39,887,930.87 = 16,517,859.13/x
  3. Step 3: Cross multiply
    28,906,962.63x = 39,887,930.87 × 16,517,859.13
  4. Step 4: Simplify right side
    28,906,962.63x = 658,863,223,097,838.38
  5. Step 5: Solve for x
    x = 658,863,223,097,838.38/28,906,962.63
  6. Step 6: Final answer
    x = 22,792,544.19

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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.