Home / 43,565,376.12-65,355,162.72-12,863,059.16

Finding the Fourth Proportional to 43,565,376.12, 65,355,162.72 and 12,863,059.16

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Solution

The fourth proportional to 43,565,376.12, 65,355,162.72 and 12,863,059.16 is: 19,296,684.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,565,376.12 : 65,355,162.72 = 12,863,059.16 : x
  2. Step 2: Convert to fraction form
    43,565,376.12/65,355,162.72 = 12,863,059.16/x
  3. Step 3: Cross multiply
    43,565,376.12x = 65,355,162.72 × 12,863,059.16
  4. Step 4: Simplify right side
    43,565,376.12x = 840,667,324,478,786.50
  5. Step 5: Solve for x
    x = 840,667,324,478,786.50/43,565,376.12
  6. Step 6: Final answer
    x = 19,296,684.65

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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.