Home / 13,926,898.75-19,219,189.86-8,702,940.37

Finding the Fourth Proportional to 13,926,898.75, 19,219,189.86 and 8,702,940.37

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Solution

The fourth proportional to 13,926,898.75, 19,219,189.86 and 8,702,940.37 is: 12,010,101.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,926,898.75 : 19,219,189.86 = 8,702,940.37 : x
  2. Step 2: Convert to fraction form
    13,926,898.75/19,219,189.86 = 8,702,940.37/x
  3. Step 3: Cross multiply
    13,926,898.75x = 19,219,189.86 × 8,702,940.37
  4. Step 4: Simplify right side
    13,926,898.75x = 167,263,463,311,288.62
  5. Step 5: Solve for x
    x = 167,263,463,311,288.62/13,926,898.75
  6. Step 6: Final answer
    x = 12,010,101.19

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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.