Home / 56,145,205.56-84,225,842.01-17,286,945.42

Finding the Fourth Proportional to 56,145,205.56, 84,225,842.01 and 17,286,945.42

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Solution

The fourth proportional to 56,145,205.56, 84,225,842.01 and 17,286,945.42 is: 25,932,891.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,145,205.56 : 84,225,842.01 = 17,286,945.42 : x
  2. Step 2: Convert to fraction form
    56,145,205.56/84,225,842.01 = 17,286,945.42/x
  3. Step 3: Cross multiply
    56,145,205.56x = 84,225,842.01 × 17,286,945.42
  4. Step 4: Simplify right side
    56,145,205.56x = 1,456,007,533,780,413.25
  5. Step 5: Solve for x
    x = 1,456,007,533,780,413.25/56,145,205.56
  6. Step 6: Final answer
    x = 25,932,891.67

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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.