Home / 12,440,782.91-17,129,209.68-10,576,530.11

Finding the Fourth Proportional to 12,440,782.91, 17,129,209.68 and 10,576,530.11

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Solution

The fourth proportional to 12,440,782.91, 17,129,209.68 and 10,576,530.11 is: 14,562,395.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,440,782.91 : 17,129,209.68 = 10,576,530.11 : x
  2. Step 2: Convert to fraction form
    12,440,782.91/17,129,209.68 = 10,576,530.11/x
  3. Step 3: Cross multiply
    12,440,782.91x = 17,129,209.68 × 10,576,530.11
  4. Step 4: Simplify right side
    12,440,782.91x = 181,167,601,983,846.50
  5. Step 5: Solve for x
    x = 181,167,601,983,846.50/12,440,782.91
  6. Step 6: Final answer
    x = 14,562,395.57

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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.