Home / 13,674,787.49-20,503,069.65-7,529,662.96

Finding the Fourth Proportional to 13,674,787.49, 20,503,069.65 and 7,529,662.96

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Solution

The fourth proportional to 13,674,787.49, 20,503,069.65 and 7,529,662.96 is: 11,289,477.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,674,787.49 : 20,503,069.65 = 7,529,662.96 : x
  2. Step 2: Convert to fraction form
    13,674,787.49/20,503,069.65 = 7,529,662.96/x
  3. Step 3: Cross multiply
    13,674,787.49x = 20,503,069.65 × 7,529,662.96
  4. Step 4: Simplify right side
    13,674,787.49x = 154,381,204,058,647.47
  5. Step 5: Solve for x
    x = 154,381,204,058,647.47/13,674,787.49
  6. Step 6: Final answer
    x = 11,289,477.38

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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.