Home / 26,879,806.55-40,319,594.39-7,448,976.77

Finding the Fourth Proportional to 26,879,806.55, 40,319,594.39 and 7,448,976.77

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Solution

The fourth proportional to 26,879,806.55, 40,319,594.39 and 7,448,976.77 is: 11,173,433.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,879,806.55 : 40,319,594.39 = 7,448,976.77 : x
  2. Step 2: Convert to fraction form
    26,879,806.55/40,319,594.39 = 7,448,976.77/x
  3. Step 3: Cross multiply
    26,879,806.55x = 40,319,594.39 × 7,448,976.77
  4. Step 4: Simplify right side
    26,879,806.55x = 300,339,721,748,089.44
  5. Step 5: Solve for x
    x = 300,339,721,748,089.44/26,879,806.55
  6. Step 6: Final answer
    x = 11,173,433.16

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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.