Home / 6,881,555.82-9,495,506.22-3,940,915.62

Finding the Fourth Proportional to 6,881,555.82, 9,495,506.22 and 3,940,915.62

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Solution

The fourth proportional to 6,881,555.82, 9,495,506.22 and 3,940,915.62 is: 5,437,867.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,881,555.82 : 9,495,506.22 = 3,940,915.62 : x
  2. Step 2: Convert to fraction form
    6,881,555.82/9,495,506.22 = 3,940,915.62/x
  3. Step 3: Cross multiply
    6,881,555.82x = 9,495,506.22 × 3,940,915.62
  4. Step 4: Simplify right side
    6,881,555.82x = 37,420,988,782,205.16
  5. Step 5: Solve for x
    x = 37,420,988,782,205.16/6,881,555.82
  6. Step 6: Final answer
    x = 5,437,867.51

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Double scale
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1.5x scale

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.