Home / 6,640,428.80-9,163,667.90-3,619,497.15

Finding the Fourth Proportional to 6,640,428.80, 9,163,667.90 and 3,619,497.15

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Solution

The fourth proportional to 6,640,428.80, 9,163,667.90 and 3,619,497.15 is: 4,994,838.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,640,428.80 : 9,163,667.90 = 3,619,497.15 : x
  2. Step 2: Convert to fraction form
    6,640,428.80/9,163,667.90 = 3,619,497.15/x
  3. Step 3: Cross multiply
    6,640,428.80x = 9,163,667.90 × 3,619,497.15
  4. Step 4: Simplify right side
    6,640,428.80x = 33,167,869,856,645.23
  5. Step 5: Solve for x
    x = 33,167,869,856,645.23/6,640,428.80
  6. Step 6: Final answer
    x = 4,994,838.56

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Double scale
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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.