Home / 7,756,855.54-10,704,040.40-4,271,512.92

Finding the Fourth Proportional to 7,756,855.54, 10,704,040.40 and 4,271,512.92

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Solution

The fourth proportional to 7,756,855.54, 10,704,040.40 and 4,271,512.92 is: 5,894,456.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,756,855.54 : 10,704,040.40 = 4,271,512.92 : x
  2. Step 2: Convert to fraction form
    7,756,855.54/10,704,040.40 = 4,271,512.92/x
  3. Step 3: Cross multiply
    7,756,855.54x = 10,704,040.40 × 4,271,512.92
  4. Step 4: Simplify right side
    7,756,855.54x = 45,722,446,864,801.97
  5. Step 5: Solve for x
    x = 45,722,446,864,801.97/7,756,855.54
  6. Step 6: Final answer
    x = 5,894,456.41

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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.