Home / 6,643,503.20-9,964,736.40-2,599,205.60

Finding the Fourth Proportional to 6,643,503.20, 9,964,736.40 and 2,599,205.60

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Solution

The fourth proportional to 6,643,503.20, 9,964,736.40 and 2,599,205.60 is: 3,898,605.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,643,503.20 : 9,964,736.40 = 2,599,205.60 : x
  2. Step 2: Convert to fraction form
    6,643,503.20/9,964,736.40 = 2,599,205.60/x
  3. Step 3: Cross multiply
    6,643,503.20x = 9,964,736.40 × 2,599,205.60
  4. Step 4: Simplify right side
    6,643,503.20x = 25,900,398,653,403.84
  5. Step 5: Solve for x
    x = 25,900,398,653,403.84/6,643,503.20
  6. Step 6: Final answer
    x = 3,898,605.58

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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.