Home / 43,620,180.64-65,442,051.12-13,327,217.44

Finding the Fourth Proportional to 43,620,180.64, 65,442,051.12 and 13,327,217.44

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Solution

The fourth proportional to 43,620,180.64, 65,442,051.12 and 13,327,217.44 is: 19,994,425.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,620,180.64 : 65,442,051.12 = 13,327,217.44 : x
  2. Step 2: Convert to fraction form
    43,620,180.64/65,442,051.12 = 13,327,217.44/x
  3. Step 3: Cross multiply
    43,620,180.64x = 65,442,051.12 × 13,327,217.44
  4. Step 4: Simplify right side
    43,620,180.64x = 872,160,444,995,835.50
  5. Step 5: Solve for x
    x = 872,160,444,995,835.50/43,620,180.64
  6. Step 6: Final answer
    x = 19,994,425.34

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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.