Home / 23,992,428.97-33,109,480.13-12,979,175.75

Finding the Fourth Proportional to 23,992,428.97, 33,109,480.13 and 12,979,175.75

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Solution

The fourth proportional to 23,992,428.97, 33,109,480.13 and 12,979,175.75 is: 17,911,223.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,992,428.97 : 33,109,480.13 = 12,979,175.75 : x
  2. Step 2: Convert to fraction form
    23,992,428.97/33,109,480.13 = 12,979,175.75/x
  3. Step 3: Cross multiply
    23,992,428.97x = 33,109,480.13 × 12,979,175.75
  4. Step 4: Simplify right side
    23,992,428.97x = 429,733,761,533,507
  5. Step 5: Solve for x
    x = 429,733,761,533,507/23,992,428.97
  6. Step 6: Final answer
    x = 17,911,223.67

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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.