Home / 12,960,106.10-19,435,493.55-6,568,234.10

Finding the Fourth Proportional to 12,960,106.10, 19,435,493.55 and 6,568,234.10

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Solution

The fourth proportional to 12,960,106.10, 19,435,493.55 and 6,568,234.10 is: 9,849,986.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,960,106.10 : 19,435,493.55 = 6,568,234.10 : x
  2. Step 2: Convert to fraction form
    12,960,106.10/19,435,493.55 = 6,568,234.10/x
  3. Step 3: Cross multiply
    12,960,106.10x = 19,435,493.55 × 6,568,234.10
  4. Step 4: Simplify right side
    12,960,106.10x = 127,656,871,485,440.05
  5. Step 5: Solve for x
    x = 127,656,871,485,440.05/12,960,106.10
  6. Step 6: Final answer
    x = 9,849,986.61

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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.