Home / 6,988,850.03-9,645,010-4,198,826.70

Finding the Fourth Proportional to 6,988,850.03, 9,645,010 and 4,198,826.70

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Solution

The fourth proportional to 6,988,850.03, 9,645,010 and 4,198,826.70 is: 5,794,619.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,988,850.03 : 9,645,010 = 4,198,826.70 : x
  2. Step 2: Convert to fraction form
    6,988,850.03/9,645,010 = 4,198,826.70/x
  3. Step 3: Cross multiply
    6,988,850.03x = 9,645,010 × 4,198,826.70
  4. Step 4: Simplify right side
    6,988,850.03x = 40,497,725,461,541.95
  5. Step 5: Solve for x
    x = 40,497,725,461,541.95/6,988,850.03
  6. Step 6: Final answer
    x = 5,794,619.33

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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.