Home / 8,729,074.45-12,047,064.68-4,809,231.12

Finding the Fourth Proportional to 8,729,074.45, 12,047,064.68 and 4,809,231.12

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Solution

The fourth proportional to 8,729,074.45, 12,047,064.68 and 4,809,231.12 is: 6,637,257.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,729,074.45 : 12,047,064.68 = 4,809,231.12 : x
  2. Step 2: Convert to fraction form
    8,729,074.45/12,047,064.68 = 4,809,231.12/x
  3. Step 3: Cross multiply
    8,729,074.45x = 12,047,064.68 × 4,809,231.12
  4. Step 4: Simplify right side
    8,729,074.45x = 57,937,118,339,662.69
  5. Step 5: Solve for x
    x = 57,937,118,339,662.69/8,729,074.45
  6. Step 6: Final answer
    x = 6,637,257.90

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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.