Home / 11,428,929.08-17,143,489.74-2,909,267

Finding the Fourth Proportional to 11,428,929.08, 17,143,489.74 and 2,909,267

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Solution

The fourth proportional to 11,428,929.08, 17,143,489.74 and 2,909,267 is: 4,363,924.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,428,929.08 : 17,143,489.74 = 2,909,267 : x
  2. Step 2: Convert to fraction form
    11,428,929.08/17,143,489.74 = 2,909,267/x
  3. Step 3: Cross multiply
    11,428,929.08x = 17,143,489.74 × 2,909,267
  4. Step 4: Simplify right side
    11,428,929.08x = 49,874,988,965,420.58
  5. Step 5: Solve for x
    x = 49,874,988,965,420.58/11,428,929.08
  6. Step 6: Final answer
    x = 4,363,924.97

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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.