Home / 8,109,770.16-11,190,279-4,925,540.64

Finding the Fourth Proportional to 8,109,770.16, 11,190,279 and 4,925,540.64

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Solution

The fourth proportional to 8,109,770.16, 11,190,279 and 4,925,540.64 is: 6,796,514.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,109,770.16 : 11,190,279 = 4,925,540.64 : x
  2. Step 2: Convert to fraction form
    8,109,770.16/11,190,279 = 4,925,540.64/x
  3. Step 3: Cross multiply
    8,109,770.16x = 11,190,279 × 4,925,540.64
  4. Step 4: Simplify right side
    8,109,770.16x = 55,118,173,987,438.55
  5. Step 5: Solve for x
    x = 55,118,173,987,438.55/8,109,770.16
  6. Step 6: Final answer
    x = 6,796,514.93

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1.5x scale

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.