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Finding the Fourth Proportional to 6,993,083.48, 9,650,752.86 and 3,895,603.07

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Solution

The fourth proportional to 6,993,083.48, 9,650,752.86 and 3,895,603.07 is: 5,376,098.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,993,083.48 : 9,650,752.86 = 3,895,603.07 : x
  2. Step 2: Convert to fraction form
    6,993,083.48/9,650,752.86 = 3,895,603.07/x
  3. Step 3: Cross multiply
    6,993,083.48x = 9,650,752.86 × 3,895,603.07
  4. Step 4: Simplify right side
    6,993,083.48x = 37,595,502,469,227.27
  5. Step 5: Solve for x
    x = 37,595,502,469,227.27/6,993,083.48
  6. Step 6: Final answer
    x = 5,376,098.05

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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.