Home / 7,812,782.16-11,709,725.38-4,024,198.32

Finding the Fourth Proportional to 7,812,782.16, 11,709,725.38 and 4,024,198.32

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Solution

The fourth proportional to 7,812,782.16, 11,709,725.38 and 4,024,198.32 is: 6,031,431.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,812,782.16 : 11,709,725.38 = 4,024,198.32 : x
  2. Step 2: Convert to fraction form
    7,812,782.16/11,709,725.38 = 4,024,198.32/x
  3. Step 3: Cross multiply
    7,812,782.16x = 11,709,725.38 × 4,024,198.32
  4. Step 4: Simplify right side
    7,812,782.16x = 47,122,257,201,857.36
  5. Step 5: Solve for x
    x = 47,122,257,201,857.36/7,812,782.16
  6. Step 6: Final answer
    x = 6,031,431.09

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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.