Home / 16,797,911.97-23,168,742.33-12,668,117.15

Finding the Fourth Proportional to 16,797,911.97, 23,168,742.33 and 12,668,117.15

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Solution

The fourth proportional to 16,797,911.97, 23,168,742.33 and 12,668,117.15 is: 17,472,668.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,797,911.97 : 23,168,742.33 = 12,668,117.15 : x
  2. Step 2: Convert to fraction form
    16,797,911.97/23,168,742.33 = 12,668,117.15/x
  3. Step 3: Cross multiply
    16,797,911.97x = 23,168,742.33 × 12,668,117.15
  4. Step 4: Simplify right side
    16,797,911.97x = 293,504,342,112,525.81
  5. Step 5: Solve for x
    x = 293,504,342,112,525.81/16,797,911.97
  6. Step 6: Final answer
    x = 17,472,668.19

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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.