Home / 12,370,767.61-18,556,212.77-5,088,198.55

Finding the Fourth Proportional to 12,370,767.61, 18,556,212.77 and 5,088,198.55

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Solution

The fourth proportional to 12,370,767.61, 18,556,212.77 and 5,088,198.55 is: 7,632,323.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,370,767.61 : 18,556,212.77 = 5,088,198.55 : x
  2. Step 2: Convert to fraction form
    12,370,767.61/18,556,212.77 = 5,088,198.55/x
  3. Step 3: Cross multiply
    12,370,767.61x = 18,556,212.77 × 5,088,198.55
  4. Step 4: Simplify right side
    12,370,767.61x = 94,417,694,876,135.45
  5. Step 5: Solve for x
    x = 94,417,694,876,135.45/12,370,767.61
  6. Step 6: Final answer
    x = 7,632,323.06

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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.