Home / 6,890,809.56-9,509,317.32-3,835,745.52

Finding the Fourth Proportional to 6,890,809.56, 9,509,317.32 and 3,835,745.52

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Solution

The fourth proportional to 6,890,809.56, 9,509,317.32 and 3,835,745.52 is: 5,293,328.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,890,809.56 : 9,509,317.32 = 3,835,745.52 : x
  2. Step 2: Convert to fraction form
    6,890,809.56/9,509,317.32 = 3,835,745.52/x
  3. Step 3: Cross multiply
    6,890,809.56x = 9,509,317.32 × 3,835,745.52
  4. Step 4: Simplify right side
    6,890,809.56x = 36,475,321,308,448.41
  5. Step 5: Solve for x
    x = 36,475,321,308,448.41/6,890,809.56
  6. Step 6: Final answer
    x = 5,293,328.89

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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.