Home / 26,951,131.90-40,426,697.85-7,782,514.30

Finding the Fourth Proportional to 26,951,131.90, 40,426,697.85 and 7,782,514.30

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Solution

The fourth proportional to 26,951,131.90, 40,426,697.85 and 7,782,514.30 is: 11,673,771.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,951,131.90 : 40,426,697.85 = 7,782,514.30 : x
  2. Step 2: Convert to fraction form
    26,951,131.90/40,426,697.85 = 7,782,514.30/x
  3. Step 3: Cross multiply
    26,951,131.90x = 40,426,697.85 × 7,782,514.30
  4. Step 4: Simplify right side
    26,951,131.90x = 314,621,354,119,404.25
  5. Step 5: Solve for x
    x = 314,621,354,119,404.25/26,951,131.90
  6. Step 6: Final answer
    x = 11,673,771.45

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.