Home / 18,640,296.84-25,728,139.74-10,798,541.88

Finding the Fourth Proportional to 18,640,296.84, 25,728,139.74 and 10,798,541.88

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Solution

The fourth proportional to 18,640,296.84, 25,728,139.74 and 10,798,541.88 is: 14,904,612.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,640,296.84 : 25,728,139.74 = 10,798,541.88 : x
  2. Step 2: Convert to fraction form
    18,640,296.84/25,728,139.74 = 10,798,541.88/x
  3. Step 3: Cross multiply
    18,640,296.84x = 25,728,139.74 × 10,798,541.88
  4. Step 4: Simplify right side
    18,640,296.84x = 277,826,394,476,882.31
  5. Step 5: Solve for x
    x = 277,826,394,476,882.31/18,640,296.84
  6. Step 6: Final answer
    x = 14,904,612.13

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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.