Home / 8,352,555.20-12,529,999.20-3,560,206.40

Finding the Fourth Proportional to 8,352,555.20, 12,529,999.20 and 3,560,206.40

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Solution

The fourth proportional to 8,352,555.20, 12,529,999.20 and 3,560,206.40 is: 5,340,806.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,352,555.20 : 12,529,999.20 = 3,560,206.40 : x
  2. Step 2: Convert to fraction form
    8,352,555.20/12,529,999.20 = 3,560,206.40/x
  3. Step 3: Cross multiply
    8,352,555.20x = 12,529,999.20 × 3,560,206.40
  4. Step 4: Simplify right side
    8,352,555.20x = 44,609,383,343,834.88
  5. Step 5: Solve for x
    x = 44,609,383,343,834.88/8,352,555.20
  6. Step 6: Final answer
    x = 5,340,806.77

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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.