Home / 43,570,340.15-65,344,618.97-12,858,824.03

Finding the Fourth Proportional to 43,570,340.15, 65,344,618.97 and 12,858,824.03

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Solution

The fourth proportional to 43,570,340.15, 65,344,618.97 and 12,858,824.03 is: 19,285,021.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,570,340.15 : 65,344,618.97 = 12,858,824.03 : x
  2. Step 2: Convert to fraction form
    43,570,340.15/65,344,618.97 = 12,858,824.03/x
  3. Step 3: Cross multiply
    43,570,340.15x = 65,344,618.97 × 12,858,824.03
  4. Step 4: Simplify right side
    43,570,340.15x = 840,254,956,631,237.75
  5. Step 5: Solve for x
    x = 840,254,956,631,237.75/43,570,340.15
  6. Step 6: Final answer
    x = 19,285,021.73

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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.