Home / 19,172,850.57-26,459,186.73-11,339,078.07

Finding the Fourth Proportional to 19,172,850.57, 26,459,186.73 and 11,339,078.07

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Solution

The fourth proportional to 19,172,850.57, 26,459,186.73 and 11,339,078.07 is: 15,648,313.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,172,850.57 : 26,459,186.73 = 11,339,078.07 : x
  2. Step 2: Convert to fraction form
    19,172,850.57/26,459,186.73 = 11,339,078.07/x
  3. Step 3: Cross multiply
    19,172,850.57x = 26,459,186.73 × 11,339,078.07
  4. Step 4: Simplify right side
    19,172,850.57x = 300,022,784,000,178
  5. Step 5: Solve for x
    x = 300,022,784,000,178/19,172,850.57
  6. Step 6: Final answer
    x = 15,648,313.90

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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.