Home / 19,761,458.04-27,273,676.16-11,387,198.58

Finding the Fourth Proportional to 19,761,458.04, 27,273,676.16 and 11,387,198.58

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Solution

The fourth proportional to 19,761,458.04, 27,273,676.16 and 11,387,198.58 is: 15,715,984.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,761,458.04 : 27,273,676.16 = 11,387,198.58 : x
  2. Step 2: Convert to fraction form
    19,761,458.04/27,273,676.16 = 11,387,198.58/x
  3. Step 3: Cross multiply
    19,761,458.04x = 27,273,676.16 × 11,387,198.58
  4. Step 4: Simplify right side
    19,761,458.04x = 310,570,766,440,531.88
  5. Step 5: Solve for x
    x = 310,570,766,440,531.88/19,761,458.04
  6. Step 6: Final answer
    x = 15,715,984.41

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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.