Home / 54,911,668.65-75,777,894.79-30,132,270.09

Finding the Fourth Proportional to 54,911,668.65, 75,777,894.79 and 30,132,270.09

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Solution

The fourth proportional to 54,911,668.65, 75,777,894.79 and 30,132,270.09 is: 41,582,418.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,911,668.65 : 75,777,894.79 = 30,132,270.09 : x
  2. Step 2: Convert to fraction form
    54,911,668.65/75,777,894.79 = 30,132,270.09/x
  3. Step 3: Cross multiply
    54,911,668.65x = 75,777,894.79 × 30,132,270.09
  4. Step 4: Simplify right side
    54,911,668.65x = 2,283,359,992,134,333
  5. Step 5: Solve for x
    x = 2,283,359,992,134,333/54,911,668.65
  6. Step 6: Final answer
    x = 41,582,418.61

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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.