Home / 18,763,630.14-25,880,460.96-17,219,876.94

Finding the Fourth Proportional to 18,763,630.14, 25,880,460.96 and 17,219,876.94

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Solution

The fourth proportional to 18,763,630.14, 25,880,460.96 and 17,219,876.94 is: 23,751,179.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,763,630.14 : 25,880,460.96 = 17,219,876.94 : x
  2. Step 2: Convert to fraction form
    18,763,630.14/25,880,460.96 = 17,219,876.94/x
  3. Step 3: Cross multiply
    18,763,630.14x = 25,880,460.96 × 17,219,876.94
  4. Step 4: Simplify right side
    18,763,630.14x = 445,658,352,881,674.31
  5. Step 5: Solve for x
    x = 445,658,352,881,674.31/18,763,630.14
  6. Step 6: Final answer
    x = 23,751,179.79

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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.