Home / 12,034,655.45-16,589,396.57-7,379,808.44

Finding the Fourth Proportional to 12,034,655.45, 16,589,396.57 and 7,379,808.44

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Solution

The fourth proportional to 12,034,655.45, 16,589,396.57 and 7,379,808.44 is: 10,172,835.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,034,655.45 : 16,589,396.57 = 7,379,808.44 : x
  2. Step 2: Convert to fraction form
    12,034,655.45/16,589,396.57 = 7,379,808.44/x
  3. Step 3: Cross multiply
    12,034,655.45x = 16,589,396.57 × 7,379,808.44
  4. Step 4: Simplify right side
    12,034,655.45x = 122,426,568,701,947.02
  5. Step 5: Solve for x
    x = 122,426,568,701,947.02/12,034,655.45
  6. Step 6: Final answer
    x = 10,172,835.38

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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.