Home / 51,109,721.70-76,664,582.55-30,954,329.70

Finding the Fourth Proportional to 51,109,721.70, 76,664,582.55 and 30,954,329.70

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Solution

The fourth proportional to 51,109,721.70, 76,664,582.55 and 30,954,329.70 is: 46,431,494.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,109,721.70 : 76,664,582.55 = 30,954,329.70 : x
  2. Step 2: Convert to fraction form
    51,109,721.70/76,664,582.55 = 30,954,329.70/x
  3. Step 3: Cross multiply
    51,109,721.70x = 76,664,582.55 × 30,954,329.70
  4. Step 4: Simplify right side
    51,109,721.70x = 2,373,100,764,565,566.50
  5. Step 5: Solve for x
    x = 2,373,100,764,565,566.50/51,109,721.70
  6. Step 6: Final answer
    x = 46,431,494.55

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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.