Home / 28,906,959.63-39,887,926.73-16,517,856.13

Finding the Fourth Proportional to 28,906,959.63, 39,887,926.73 and 16,517,856.13

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Solution

The fourth proportional to 28,906,959.63, 39,887,926.73 and 16,517,856.13 is: 22,792,540.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,906,959.63 : 39,887,926.73 = 16,517,856.13 : x
  2. Step 2: Convert to fraction form
    28,906,959.63/39,887,926.73 = 16,517,856.13/x
  3. Step 3: Cross multiply
    28,906,959.63x = 39,887,926.73 × 16,517,856.13
  4. Step 4: Simplify right side
    28,906,959.63x = 658,863,035,050,121.38
  5. Step 5: Solve for x
    x = 658,863,035,050,121.38/28,906,959.63
  6. Step 6: Final answer
    x = 22,792,540.05

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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.