Home / 15,053,887.22-20,772,865.41-8,526,213.86

Finding the Fourth Proportional to 15,053,887.22, 20,772,865.41 and 8,526,213.86

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Solution

The fourth proportional to 15,053,887.22, 20,772,865.41 and 8,526,213.86 is: 11,765,326.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,053,887.22 : 20,772,865.41 = 8,526,213.86 : x
  2. Step 2: Convert to fraction form
    15,053,887.22/20,772,865.41 = 8,526,213.86/x
  3. Step 3: Cross multiply
    15,053,887.22x = 20,772,865.41 × 8,526,213.86
  4. Step 4: Simplify right side
    15,053,887.22x = 177,113,892,970,656.56
  5. Step 5: Solve for x
    x = 177,113,892,970,656.56/15,053,887.22
  6. Step 6: Final answer
    x = 11,765,326.15

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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.