Home / 16,797,021.69-23,179,943.88-9,454,970.48

Finding the Fourth Proportional to 16,797,021.69, 23,179,943.88 and 9,454,970.48

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Solution

The fourth proportional to 16,797,021.69, 23,179,943.88 and 9,454,970.48 is: 13,047,889.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,797,021.69 : 23,179,943.88 = 9,454,970.48 : x
  2. Step 2: Convert to fraction form
    16,797,021.69/23,179,943.88 = 9,454,970.48/x
  3. Step 3: Cross multiply
    16,797,021.69x = 23,179,943.88 × 9,454,970.48
  4. Step 4: Simplify right side
    16,797,021.69x = 219,165,684,997,556.94
  5. Step 5: Solve for x
    x = 219,165,684,997,556.94/16,797,021.69
  6. Step 6: Final answer
    x = 13,047,889.62

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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.