Home / 7,644,495-11,471,321.43-2,855,549.82

Finding the Fourth Proportional to 7,644,495, 11,471,321.43 and 2,855,549.82

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Solution

The fourth proportional to 7,644,495, 11,471,321.43 and 2,855,549.82 is: 4,285,035.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,644,495 : 11,471,321.43 = 2,855,549.82 : x
  2. Step 2: Convert to fraction form
    7,644,495/11,471,321.43 = 2,855,549.82/x
  3. Step 3: Cross multiply
    7,644,495x = 11,471,321.43 × 2,855,549.82
  4. Step 4: Simplify right side
    7,644,495x = 32,756,929,844,598.64
  5. Step 5: Solve for x
    x = 32,756,929,844,598.64/7,644,495
  6. Step 6: Final answer
    x = 4,285,035.16

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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.