Home / 8,351,271.20-12,528,073.20-3,558,922.40

Finding the Fourth Proportional to 8,351,271.20, 12,528,073.20 and 3,558,922.40

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Solution

The fourth proportional to 8,351,271.20, 12,528,073.20 and 3,558,922.40 is: 5,338,880.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,351,271.20 : 12,528,073.20 = 3,558,922.40 : x
  2. Step 2: Convert to fraction form
    8,351,271.20/12,528,073.20 = 3,558,922.40/x
  3. Step 3: Cross multiply
    8,351,271.20x = 12,528,073.20 × 3,558,922.40
  4. Step 4: Simplify right side
    8,351,271.20x = 44,586,440,340,319.68
  5. Step 5: Solve for x
    x = 44,586,440,340,319.68/8,351,271.20
  6. Step 6: Final answer
    x = 5,338,880.67

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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.