Home / 5,158,683.43-7,111,479.77-3,605,121.65

Finding the Fourth Proportional to 5,158,683.43, 7,111,479.77 and 3,605,121.65

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Solution

The fourth proportional to 5,158,683.43, 7,111,479.77 and 3,605,121.65 is: 4,969,824.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,158,683.43 : 7,111,479.77 = 3,605,121.65 : x
  2. Step 2: Convert to fraction form
    5,158,683.43/7,111,479.77 = 3,605,121.65/x
  3. Step 3: Cross multiply
    5,158,683.43x = 7,111,479.77 × 3,605,121.65
  4. Step 4: Simplify right side
    5,158,683.43x = 25,637,749,682,364.02
  5. Step 5: Solve for x
    x = 25,637,749,682,364.02/5,158,683.43
  6. Step 6: Final answer
    x = 4,969,824.19

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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.