Home / 5,698,654.11-7,864,155.40-3,085,185.73

Finding the Fourth Proportional to 5,698,654.11, 7,864,155.40 and 3,085,185.73

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Solution

The fourth proportional to 5,698,654.11, 7,864,155.40 and 3,085,185.73 is: 4,257,563.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,698,654.11 : 7,864,155.40 = 3,085,185.73 : x
  2. Step 2: Convert to fraction form
    5,698,654.11/7,864,155.40 = 3,085,185.73/x
  3. Step 3: Cross multiply
    5,698,654.11x = 7,864,155.40 × 3,085,185.73
  4. Step 4: Simplify right side
    5,698,654.11x = 24,262,380,018,582.44
  5. Step 5: Solve for x
    x = 24,262,380,018,582.44/5,698,654.11
  6. Step 6: Final answer
    x = 4,257,563.20

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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.