Home / 10,361,626.80-15,542,440.20-6,977,511.60

Finding the Fourth Proportional to 10,361,626.80, 15,542,440.20 and 6,977,511.60

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Solution

The fourth proportional to 10,361,626.80, 15,542,440.20 and 6,977,511.60 is: 10,466,267.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,361,626.80 : 15,542,440.20 = 6,977,511.60 : x
  2. Step 2: Convert to fraction form
    10,361,626.80/15,542,440.20 = 6,977,511.60/x
  3. Step 3: Cross multiply
    10,361,626.80x = 15,542,440.20 × 6,977,511.60
  4. Step 4: Simplify right side
    10,361,626.80x = 108,447,556,787,806.31
  5. Step 5: Solve for x
    x = 108,447,556,787,806.31/10,361,626.80
  6. Step 6: Final answer
    x = 10,466,267.40

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1.5x scale

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.