Home / 6,468,905.80-9,703,358.70-2,208,046.60

Finding the Fourth Proportional to 6,468,905.80, 9,703,358.70 and 2,208,046.60

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Solution

The fourth proportional to 6,468,905.80, 9,703,358.70 and 2,208,046.60 is: 3,312,069.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,468,905.80 : 9,703,358.70 = 2,208,046.60 : x
  2. Step 2: Convert to fraction form
    6,468,905.80/9,703,358.70 = 2,208,046.60/x
  3. Step 3: Cross multiply
    6,468,905.80x = 9,703,358.70 × 2,208,046.60
  4. Step 4: Simplify right side
    6,468,905.80x = 21,425,468,186,115.42
  5. Step 5: Solve for x
    x = 21,425,468,186,115.42/6,468,905.80
  6. Step 6: Final answer
    x = 3,312,069.90

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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.