Home / 5,145,252.40-7,100,095.72-2,853,198.64

Finding the Fourth Proportional to 5,145,252.40, 7,100,095.72 and 2,853,198.64

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Solution

The fourth proportional to 5,145,252.40, 7,100,095.72 and 2,853,198.64 is: 3,937,218.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,145,252.40 : 7,100,095.72 = 2,853,198.64 : x
  2. Step 2: Convert to fraction form
    5,145,252.40/7,100,095.72 = 2,853,198.64/x
  3. Step 3: Cross multiply
    5,145,252.40x = 7,100,095.72 × 2,853,198.64
  4. Step 4: Simplify right side
    5,145,252.40x = 20,257,983,452,173.82
  5. Step 5: Solve for x
    x = 20,257,983,452,173.82/5,145,252.40
  6. Step 6: Final answer
    x = 3,937,218.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.