Home / 7,169,510.51-10,743,833.77-4,431,211.55

Finding the Fourth Proportional to 7,169,510.51, 10,743,833.77 and 4,431,211.55

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Solution

The fourth proportional to 7,169,510.51, 10,743,833.77 and 4,431,211.55 is: 6,640,369.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,169,510.51 : 10,743,833.77 = 4,431,211.55 : x
  2. Step 2: Convert to fraction form
    7,169,510.51/10,743,833.77 = 4,431,211.55/x
  3. Step 3: Cross multiply
    7,169,510.51x = 10,743,833.77 × 4,431,211.55
  4. Step 4: Simplify right side
    7,169,510.51x = 47,608,200,268,396.23
  5. Step 5: Solve for x
    x = 47,608,200,268,396.23/7,169,510.51
  6. Step 6: Final answer
    x = 6,640,369.69

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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.