Home / 6,470,890.89-8,933,065.34-4,024,290.12

Finding the Fourth Proportional to 6,470,890.89, 8,933,065.34 and 4,024,290.12

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Solution

The fourth proportional to 6,470,890.89, 8,933,065.34 and 4,024,290.12 is: 5,555,532.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,470,890.89 : 8,933,065.34 = 4,024,290.12 : x
  2. Step 2: Convert to fraction form
    6,470,890.89/8,933,065.34 = 4,024,290.12/x
  3. Step 3: Cross multiply
    6,470,890.89x = 8,933,065.34 × 4,024,290.12
  4. Step 4: Simplify right side
    6,470,890.89x = 35,949,246,568,954.99
  5. Step 5: Solve for x
    x = 35,949,246,568,954.99/6,470,890.89
  6. Step 6: Final answer
    x = 5,555,532.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.