Home / 54,911,680.15-75,777,910.65-30,132,281.59

Finding the Fourth Proportional to 54,911,680.15, 75,777,910.65 and 30,132,281.59

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Solution

The fourth proportional to 54,911,680.15, 75,777,910.65 and 30,132,281.59 is: 41,582,434.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,911,680.15 : 75,777,910.65 = 30,132,281.59 : x
  2. Step 2: Convert to fraction form
    54,911,680.15/75,777,910.65 = 30,132,281.59/x
  3. Step 3: Cross multiply
    54,911,680.15x = 75,777,910.65 × 30,132,281.59
  4. Step 4: Simplify right side
    54,911,680.15x = 2,283,361,342,007,660
  5. Step 5: Solve for x
    x = 2,283,361,342,007,660/54,911,680.15
  6. Step 6: Final answer
    x = 41,582,434.48

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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.