Home / 6,738,272.80-10,108,721.40-1,946,118.40

Finding the Fourth Proportional to 6,738,272.80, 10,108,721.40 and 1,946,118.40

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Solution

The fourth proportional to 6,738,272.80, 10,108,721.40 and 1,946,118.40 is: 2,919,556.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,738,272.80 : 10,108,721.40 = 1,946,118.40 : x
  2. Step 2: Convert to fraction form
    6,738,272.80/10,108,721.40 = 1,946,118.40/x
  3. Step 3: Cross multiply
    6,738,272.80x = 10,108,721.40 × 1,946,118.40
  4. Step 4: Simplify right side
    6,738,272.80x = 19,672,768,717,013.76
  5. Step 5: Solve for x
    x = 19,672,768,717,013.76/6,738,272.80
  6. Step 6: Final answer
    x = 2,919,556.58

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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.