Home / 35,289,622.40-52,934,433.60-12,571,260.80

Finding the Fourth Proportional to 35,289,622.40, 52,934,433.60 and 12,571,260.80

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Solution

The fourth proportional to 35,289,622.40, 52,934,433.60 and 12,571,260.80 is: 18,856,891.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,289,622.40 : 52,934,433.60 = 12,571,260.80 : x
  2. Step 2: Convert to fraction form
    35,289,622.40/52,934,433.60 = 12,571,260.80/x
  3. Step 3: Cross multiply
    35,289,622.40x = 52,934,433.60 × 12,571,260.80
  4. Step 4: Simplify right side
    35,289,622.40x = 665,452,570,085,883
  5. Step 5: Solve for x
    x = 665,452,570,085,883/35,289,622.40
  6. Step 6: Final answer
    x = 18,856,891.20

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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.