Home / 21,954,357.41-30,296,983.23-12,165,435.32

Finding the Fourth Proportional to 21,954,357.41, 30,296,983.23 and 12,165,435.32

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Solution

The fourth proportional to 21,954,357.41, 30,296,983.23 and 12,165,435.32 is: 16,788,284.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,954,357.41 : 30,296,983.23 = 12,165,435.32 : x
  2. Step 2: Convert to fraction form
    21,954,357.41/30,296,983.23 = 12,165,435.32/x
  3. Step 3: Cross multiply
    21,954,357.41x = 30,296,983.23 × 12,165,435.32
  4. Step 4: Simplify right side
    21,954,357.41x = 368,575,989,792,198.06
  5. Step 5: Solve for x
    x = 368,575,989,792,198.06/21,954,357.41
  6. Step 6: Final answer
    x = 16,788,284.12

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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.