Home / 6,505,967.23-8,978,286.84-3,605,406.23

Finding the Fourth Proportional to 6,505,967.23, 8,978,286.84 and 3,605,406.23

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Solution

The fourth proportional to 6,505,967.23, 8,978,286.84 and 3,605,406.23 is: 4,975,489.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,505,967.23 : 8,978,286.84 = 3,605,406.23 : x
  2. Step 2: Convert to fraction form
    6,505,967.23/8,978,286.84 = 3,605,406.23/x
  3. Step 3: Cross multiply
    6,505,967.23x = 8,978,286.84 × 3,605,406.23
  4. Step 4: Simplify right side
    6,505,967.23x = 32,370,371,307,663.01
  5. Step 5: Solve for x
    x = 32,370,371,307,663.01/6,505,967.23
  6. Step 6: Final answer
    x = 4,975,489.45

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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.