Home / 8,921,090.44-12,310,865.16-5,250,223

Finding the Fourth Proportional to 8,921,090.44, 12,310,865.16 and 5,250,223

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Solution

The fourth proportional to 8,921,090.44, 12,310,865.16 and 5,250,223 is: 7,245,166.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,921,090.44 : 12,310,865.16 = 5,250,223 : x
  2. Step 2: Convert to fraction form
    8,921,090.44/12,310,865.16 = 5,250,223/x
  3. Step 3: Cross multiply
    8,921,090.44x = 12,310,865.16 × 5,250,223
  4. Step 4: Simplify right side
    8,921,090.44x = 64,634,787,412,930.68
  5. Step 5: Solve for x
    x = 64,634,787,412,930.68/8,921,090.44
  6. Step 6: Final answer
    x = 7,245,166.70

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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.