Home / 6,405,365.80-9,608,048.70-2,621,564.20

Finding the Fourth Proportional to 6,405,365.80, 9,608,048.70 and 2,621,564.20

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Solution

The fourth proportional to 6,405,365.80, 9,608,048.70 and 2,621,564.20 is: 3,932,346.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,405,365.80 : 9,608,048.70 = 2,621,564.20 : x
  2. Step 2: Convert to fraction form
    6,405,365.80/9,608,048.70 = 2,621,564.20/x
  3. Step 3: Cross multiply
    6,405,365.80x = 9,608,048.70 × 2,621,564.20
  4. Step 4: Simplify right side
    6,405,365.80x = 25,188,116,503,776.54
  5. Step 5: Solve for x
    x = 25,188,116,503,776.54/6,405,365.80
  6. Step 6: Final answer
    x = 3,932,346.30

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1.5x scale

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.