Home / 6,505,909.04-8,978,175.42-3,605,347.64

Finding the Fourth Proportional to 6,505,909.04, 8,978,175.42 and 3,605,347.64

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Solution

The fourth proportional to 6,505,909.04, 8,978,175.42 and 3,605,347.64 is: 4,975,391.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,505,909.04 : 8,978,175.42 = 3,605,347.64 : x
  2. Step 2: Convert to fraction form
    6,505,909.04/8,978,175.42 = 3,605,347.64/x
  3. Step 3: Cross multiply
    6,505,909.04x = 8,978,175.42 × 3,605,347.64
  4. Step 4: Simplify right side
    6,505,909.04x = 32,369,443,562,003.01
  5. Step 5: Solve for x
    x = 32,369,443,562,003.01/6,505,909.04
  6. Step 6: Final answer
    x = 4,975,391.35

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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.