Home / 6,317,907.21-8,718,710.31-3,564,569.85

Finding the Fourth Proportional to 6,317,907.21, 8,718,710.31 and 3,564,569.85

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Solution

The fourth proportional to 6,317,907.21, 8,718,710.31 and 3,564,569.85 is: 4,919,105.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,317,907.21 : 8,718,710.31 = 3,564,569.85 : x
  2. Step 2: Convert to fraction form
    6,317,907.21/8,718,710.31 = 3,564,569.85/x
  3. Step 3: Cross multiply
    6,317,907.21x = 8,718,710.31 × 3,564,569.85
  4. Step 4: Simplify right side
    6,317,907.21x = 31,078,451,901,910.16
  5. Step 5: Solve for x
    x = 31,078,451,901,910.16/6,317,907.21
  6. Step 6: Final answer
    x = 4,919,105.47

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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.