Home / 15,942,928.86-23,918,189.58-5,160,231.54

Finding the Fourth Proportional to 15,942,928.86, 23,918,189.58 and 5,160,231.54

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Solution

The fourth proportional to 15,942,928.86, 23,918,189.58 and 5,160,231.54 is: 7,741,576.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,942,928.86 : 23,918,189.58 = 5,160,231.54 : x
  2. Step 2: Convert to fraction form
    15,942,928.86/23,918,189.58 = 5,160,231.54/x
  3. Step 3: Cross multiply
    15,942,928.86x = 23,918,189.58 × 5,160,231.54
  4. Step 4: Simplify right side
    15,942,928.86x = 123,423,396,250,415.34
  5. Step 5: Solve for x
    x = 123,423,396,250,415.34/15,942,928.86
  6. Step 6: Final answer
    x = 7,741,576.05

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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.