Home / 9,536,668.42-13,195,258.32-8,315,518.60

Finding the Fourth Proportional to 9,536,668.42, 13,195,258.32 and 8,315,518.60

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Solution

The fourth proportional to 9,536,668.42, 13,195,258.32 and 8,315,518.60 is: 11,505,633.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,536,668.42 : 13,195,258.32 = 8,315,518.60 : x
  2. Step 2: Convert to fraction form
    9,536,668.42/13,195,258.32 = 8,315,518.60/x
  3. Step 3: Cross multiply
    9,536,668.42x = 13,195,258.32 × 8,315,518.60
  4. Step 4: Simplify right side
    9,536,668.42x = 109,725,415,991,764.75
  5. Step 5: Solve for x
    x = 109,725,415,991,764.75/9,536,668.42
  6. Step 6: Final answer
    x = 11,505,633.96

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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.