Home / 28,906,959.13-39,887,926.04-16,517,855.63

Finding the Fourth Proportional to 28,906,959.13, 39,887,926.04 and 16,517,855.63

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Solution

The fourth proportional to 28,906,959.13, 39,887,926.04 and 16,517,855.63 is: 22,792,539.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,906,959.13 : 39,887,926.04 = 16,517,855.63 : x
  2. Step 2: Convert to fraction form
    28,906,959.13/39,887,926.04 = 16,517,855.63/x
  3. Step 3: Cross multiply
    28,906,959.13x = 39,887,926.04 × 16,517,855.63
  4. Step 4: Simplify right side
    28,906,959.13x = 658,863,003,708,837.62
  5. Step 5: Solve for x
    x = 658,863,003,708,837.62/28,906,959.13
  6. Step 6: Final answer
    x = 22,792,539.36

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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.