Home / 43,634,180.88-65,452,267.62-12,928,183.76

Finding the Fourth Proportional to 43,634,180.88, 65,452,267.62 and 12,928,183.76

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Solution

The fourth proportional to 43,634,180.88, 65,452,267.62 and 12,928,183.76 is: 19,392,570.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,634,180.88 : 65,452,267.62 = 12,928,183.76 : x
  2. Step 2: Convert to fraction form
    43,634,180.88/65,452,267.62 = 12,928,183.76/x
  3. Step 3: Cross multiply
    43,634,180.88x = 65,452,267.62 × 12,928,183.76
  4. Step 4: Simplify right side
    43,634,180.88x = 846,178,943,300,057.75
  5. Step 5: Solve for x
    x = 846,178,943,300,057.75/43,634,180.88
  6. Step 6: Final answer
    x = 19,392,570.83

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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.