Home / 8,416,664.83-12,621,073.40-4,372,067.13

Finding the Fourth Proportional to 8,416,664.83, 12,621,073.40 and 4,372,067.13

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Solution

The fourth proportional to 8,416,664.83, 12,621,073.40 and 4,372,067.13 is: 6,556,062.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,416,664.83 : 12,621,073.40 = 4,372,067.13 : x
  2. Step 2: Convert to fraction form
    8,416,664.83/12,621,073.40 = 4,372,067.13/x
  3. Step 3: Cross multiply
    8,416,664.83x = 12,621,073.40 × 4,372,067.13
  4. Step 4: Simplify right side
    8,416,664.83x = 55,180,180,157,457.34
  5. Step 5: Solve for x
    x = 55,180,180,157,457.34/8,416,664.83
  6. Step 6: Final answer
    x = 6,556,062.44

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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.