Home / 43,553,147.22-65,375,120.12-19,309,100.00

Finding the Fourth Proportional to 43,553,147.22, 65,375,120.12 and 19,309,100.00

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Solution

The fourth proportional to 43,553,147.22, 65,375,120.12 and 19,309,100.00 is: 28,983,777.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,553,147.22 : 65,375,120.12 = 19,309,100.00 : x
  2. Step 2: Convert to fraction form
    43,553,147.22/65,375,120.12 = 19,309,100.00/x
  3. Step 3: Cross multiply
    43,553,147.22x = 65,375,120.12 × 19,309,100.00
  4. Step 4: Simplify right side
    43,553,147.22x = 1,262,334,731,485,671
  5. Step 5: Solve for x
    x = 1,262,334,731,485,671/43,553,147.22
  6. Step 6: Final answer
    x = 28,983,777.57

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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.