Home / 37,986,469.09-52,421,509.83-20,582,809.70

Finding the Fourth Proportional to 37,986,469.09, 52,421,509.83 and 20,582,809.70

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Solution

The fourth proportional to 37,986,469.09, 52,421,509.83 and 20,582,809.70 is: 28,404,376.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,986,469.09 : 52,421,509.83 = 20,582,809.70 : x
  2. Step 2: Convert to fraction form
    37,986,469.09/52,421,509.83 = 20,582,809.70/x
  3. Step 3: Cross multiply
    37,986,469.09x = 52,421,509.83 × 20,582,809.70
  4. Step 4: Simplify right side
    37,986,469.09x = 1,078,981,961,017,569.25
  5. Step 5: Solve for x
    x = 1,078,981,961,017,569.25/37,986,469.09
  6. Step 6: Final answer
    x = 28,404,376.27

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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.