Home / 19,256,658.12-26,576,910-11,916,855.27

Finding the Fourth Proportional to 19,256,658.12, 26,576,910 and 11,916,855.27

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Solution

The fourth proportional to 19,256,658.12, 26,576,910 and 11,916,855.27 is: 16,446,944.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,256,658.12 : 26,576,910 = 11,916,855.27 : x
  2. Step 2: Convert to fraction form
    19,256,658.12/26,576,910 = 11,916,855.27/x
  3. Step 3: Cross multiply
    19,256,658.12x = 26,576,910 × 11,916,855.27
  4. Step 4: Simplify right side
    19,256,658.12x = 316,713,189,993,815.69
  5. Step 5: Solve for x
    x = 316,713,189,993,815.69/19,256,658.12
  6. Step 6: Final answer
    x = 16,446,944.64

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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.