Home / 12,944,416.80-19,422,068.40-6,953,786.40

Finding the Fourth Proportional to 12,944,416.80, 19,422,068.40 and 6,953,786.40

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Solution

The fourth proportional to 12,944,416.80, 19,422,068.40 and 6,953,786.40 is: 10,433,603.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,944,416.80 : 19,422,068.40 = 6,953,786.40 : x
  2. Step 2: Convert to fraction form
    12,944,416.80/19,422,068.40 = 6,953,786.40/x
  3. Step 3: Cross multiply
    12,944,416.80x = 19,422,068.40 × 6,953,786.40
  4. Step 4: Simplify right side
    12,944,416.80x = 135,056,915,099,789.75
  5. Step 5: Solve for x
    x = 135,056,915,099,789.75/12,944,416.80
  6. Step 6: Final answer
    x = 10,433,603.71

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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.