Home / 9,144,786.72-12,625,509.12-5,887,245.36

Finding the Fourth Proportional to 9,144,786.72, 12,625,509.12 and 5,887,245.36

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Solution

The fourth proportional to 9,144,786.72, 12,625,509.12 and 5,887,245.36 is: 8,128,070.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,144,786.72 : 12,625,509.12 = 5,887,245.36 : x
  2. Step 2: Convert to fraction form
    9,144,786.72/12,625,509.12 = 5,887,245.36/x
  3. Step 3: Cross multiply
    9,144,786.72x = 12,625,509.12 × 5,887,245.36
  4. Step 4: Simplify right side
    9,144,786.72x = 74,329,469,984,357.69
  5. Step 5: Solve for x
    x = 74,329,469,984,357.69/9,144,786.72
  6. Step 6: Final answer
    x = 8,128,070.37

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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.