Home / 37,448,514.74-51,680,546.38-20,928,638.84

Finding the Fourth Proportional to 37,448,514.74, 51,680,546.38 and 20,928,638.84

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Solution

The fourth proportional to 37,448,514.74, 51,680,546.38 and 20,928,638.84 is: 28,882,413.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,448,514.74 : 51,680,546.38 = 20,928,638.84 : x
  2. Step 2: Convert to fraction form
    37,448,514.74/51,680,546.38 = 20,928,638.84/x
  3. Step 3: Cross multiply
    37,448,514.74x = 51,680,546.38 × 20,928,638.84
  4. Step 4: Simplify right side
    37,448,514.74x = 1,081,603,490,240,889.50
  5. Step 5: Solve for x
    x = 1,081,603,490,240,889.50/37,448,514.74
  6. Step 6: Final answer
    x = 28,882,413.57

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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.