Home / 49,375,025.20-74,062,537.80-20,611,601.20

Finding the Fourth Proportional to 49,375,025.20, 74,062,537.80 and 20,611,601.20

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Solution

The fourth proportional to 49,375,025.20, 74,062,537.80 and 20,611,601.20 is: 30,917,401.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,375,025.20 : 74,062,537.80 = 20,611,601.20 : x
  2. Step 2: Convert to fraction form
    49,375,025.20/74,062,537.80 = 20,611,601.20/x
  3. Step 3: Cross multiply
    49,375,025.20x = 74,062,537.80 × 20,611,601.20
  4. Step 4: Simplify right side
    49,375,025.20x = 1,526,547,492,993,525.25
  5. Step 5: Solve for x
    x = 1,526,547,492,993,525.25/49,375,025.20
  6. Step 6: Final answer
    x = 30,917,401.80

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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.