Home / 5,193,147.20-7,789,720.80-2,953,659.20

Finding the Fourth Proportional to 5,193,147.20, 7,789,720.80 and 2,953,659.20

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Solution

The fourth proportional to 5,193,147.20, 7,789,720.80 and 2,953,659.20 is: 4,430,488.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,193,147.20 : 7,789,720.80 = 2,953,659.20 : x
  2. Step 2: Convert to fraction form
    5,193,147.20/7,789,720.80 = 2,953,659.20/x
  3. Step 3: Cross multiply
    5,193,147.20x = 7,789,720.80 × 2,953,659.20
  4. Step 4: Simplify right side
    5,193,147.20x = 23,008,180,506,351.36
  5. Step 5: Solve for x
    x = 23,008,180,506,351.36/5,193,147.20
  6. Step 6: Final answer
    x = 4,430,488.80

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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.