Home / 7,305,156.78-10,081,413.46-4,041,918.42

Finding the Fourth Proportional to 7,305,156.78, 10,081,413.46 and 4,041,918.42

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Solution

The fourth proportional to 7,305,156.78, 10,081,413.46 and 4,041,918.42 is: 5,578,011.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,305,156.78 : 10,081,413.46 = 4,041,918.42 : x
  2. Step 2: Convert to fraction form
    7,305,156.78/10,081,413.46 = 4,041,918.42/x
  3. Step 3: Cross multiply
    7,305,156.78x = 10,081,413.46 × 4,041,918.42
  4. Step 4: Simplify right side
    7,305,156.78x = 40,748,250,763,609.94
  5. Step 5: Solve for x
    x = 40,748,250,763,609.94/7,305,156.78
  6. Step 6: Final answer
    x = 5,578,011.81

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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.