Home / 5,175,853.36-7,142,896.20-2,884,013.44

Finding the Fourth Proportional to 5,175,853.36, 7,142,896.20 and 2,884,013.44

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Solution

The fourth proportional to 5,175,853.36, 7,142,896.20 and 2,884,013.44 is: 3,980,060.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,175,853.36 : 7,142,896.20 = 2,884,013.44 : x
  2. Step 2: Convert to fraction form
    5,175,853.36/7,142,896.20 = 2,884,013.44/x
  3. Step 3: Cross multiply
    5,175,853.36x = 7,142,896.20 × 2,884,013.44
  4. Step 4: Simplify right side
    5,175,853.36x = 20,600,208,634,282.74
  5. Step 5: Solve for x
    x = 20,600,208,634,282.74/5,175,853.36
  6. Step 6: Final answer
    x = 3,980,060.33

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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.