Home / 27,736,859.03-38,277,992.61-15,346,750.73

Finding the Fourth Proportional to 27,736,859.03, 38,277,992.61 and 15,346,750.73

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Solution

The fourth proportional to 27,736,859.03, 38,277,992.61 and 15,346,750.73 is: 21,179,139.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,736,859.03 : 38,277,992.61 = 15,346,750.73 : x
  2. Step 2: Convert to fraction form
    27,736,859.03/38,277,992.61 = 15,346,750.73/x
  3. Step 3: Cross multiply
    27,736,859.03x = 38,277,992.61 × 15,346,750.73
  4. Step 4: Simplify right side
    27,736,859.03x = 587,442,810,839,062.12
  5. Step 5: Solve for x
    x = 587,442,810,839,062.12/27,736,859.03
  6. Step 6: Final answer
    x = 21,179,139.65

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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.