Home / 16,949,696.78-23,390,847.69-9,214,768.64

Finding the Fourth Proportional to 16,949,696.78, 23,390,847.69 and 9,214,768.64

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Solution

The fourth proportional to 16,949,696.78, 23,390,847.69 and 9,214,768.64 is: 12,716,525.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,949,696.78 : 23,390,847.69 = 9,214,768.64 : x
  2. Step 2: Convert to fraction form
    16,949,696.78/23,390,847.69 = 9,214,768.64/x
  3. Step 3: Cross multiply
    16,949,696.78x = 23,390,847.69 × 9,214,768.64
  4. Step 4: Simplify right side
    16,949,696.78x = 215,541,249,756,828.47
  5. Step 5: Solve for x
    x = 215,541,249,756,828.47/16,949,696.78
  6. Step 6: Final answer
    x = 12,716,525.41

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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.