Home / 27,334,198.96-37,721,981.80-15,111,843.28

Finding the Fourth Proportional to 27,334,198.96, 37,721,981.80 and 15,111,843.28

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Solution

The fourth proportional to 27,334,198.96, 37,721,981.80 and 15,111,843.28 is: 20,854,778.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,334,198.96 : 37,721,981.80 = 15,111,843.28 : x
  2. Step 2: Convert to fraction form
    27,334,198.96/37,721,981.80 = 15,111,843.28/x
  3. Step 3: Cross multiply
    27,334,198.96x = 37,721,981.80 × 15,111,843.28
  4. Step 4: Simplify right side
    27,334,198.96x = 570,048,677,172,612.25
  5. Step 5: Solve for x
    x = 570,048,677,172,612.25/27,334,198.96
  6. Step 6: Final answer
    x = 20,854,778.95

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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.