Home / 5,638,604.24-8,461,464.30-2,400,136.72

Finding the Fourth Proportional to 5,638,604.24, 8,461,464.30 and 2,400,136.72

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Solution

The fourth proportional to 5,638,604.24, 8,461,464.30 and 2,400,136.72 is: 3,601,719.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,638,604.24 : 8,461,464.30 = 2,400,136.72 : x
  2. Step 2: Convert to fraction form
    5,638,604.24/8,461,464.30 = 2,400,136.72/x
  3. Step 3: Cross multiply
    5,638,604.24x = 8,461,464.30 × 2,400,136.72
  4. Step 4: Simplify right side
    5,638,604.24x = 20,308,671,171,399.10
  5. Step 5: Solve for x
    x = 20,308,671,171,399.10/5,638,604.24
  6. Step 6: Final answer
    x = 3,601,719.56

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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.