Home / 6,858,729.60-10,285,992.96-4,742,413.44

Finding the Fourth Proportional to 6,858,729.60, 10,285,992.96 and 4,742,413.44

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Solution

The fourth proportional to 6,858,729.60, 10,285,992.96 and 4,742,413.44 is: 7,112,167.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,858,729.60 : 10,285,992.96 = 4,742,413.44 : x
  2. Step 2: Convert to fraction form
    6,858,729.60/10,285,992.96 = 4,742,413.44/x
  3. Step 3: Cross multiply
    6,858,729.60x = 10,285,992.96 × 4,742,413.44
  4. Step 4: Simplify right side
    6,858,729.60x = 48,780,431,257,249.39
  5. Step 5: Solve for x
    x = 48,780,431,257,249.39/6,858,729.60
  6. Step 6: Final answer
    x = 7,112,167.14

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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.