Home / 6,465,863.80-9,698,795.70-2,205,004.60

Finding the Fourth Proportional to 6,465,863.80, 9,698,795.70 and 2,205,004.60

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Solution

The fourth proportional to 6,465,863.80, 9,698,795.70 and 2,205,004.60 is: 3,307,506.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,465,863.80 : 9,698,795.70 = 2,205,004.60 : x
  2. Step 2: Convert to fraction form
    6,465,863.80/9,698,795.70 = 2,205,004.60/x
  3. Step 3: Cross multiply
    6,465,863.80x = 9,698,795.70 × 2,205,004.60
  4. Step 4: Simplify right side
    6,465,863.80x = 21,385,889,132,960.22
  5. Step 5: Solve for x
    x = 21,385,889,132,960.22/6,465,863.80
  6. Step 6: Final answer
    x = 3,307,506.90

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Double scale
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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.