Home / 37,012,804.20-51,079,265.72-20,492,928.26

Finding the Fourth Proportional to 37,012,804.20, 51,079,265.72 and 20,492,928.26

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Solution

The fourth proportional to 37,012,804.20, 51,079,265.72 and 20,492,928.26 is: 28,281,124.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,012,804.20 : 51,079,265.72 = 20,492,928.26 : x
  2. Step 2: Convert to fraction form
    37,012,804.20/51,079,265.72 = 20,492,928.26/x
  3. Step 3: Cross multiply
    37,012,804.20x = 51,079,265.72 × 20,492,928.26
  4. Step 4: Simplify right side
    37,012,804.20x = 1,046,763,728,171,292.88
  5. Step 5: Solve for x
    x = 1,046,763,728,171,292.88/37,012,804.20
  6. Step 6: Final answer
    x = 28,281,124.62

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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.