Home / 18,754,626.70-28,114,225.35-11,084,161.60

Finding the Fourth Proportional to 18,754,626.70, 28,114,225.35 and 11,084,161.60

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Solution

The fourth proportional to 18,754,626.70, 28,114,225.35 and 11,084,161.60 is: 16,615,772.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,754,626.70 : 28,114,225.35 = 11,084,161.60 : x
  2. Step 2: Convert to fraction form
    18,754,626.70/28,114,225.35 = 11,084,161.60/x
  3. Step 3: Cross multiply
    18,754,626.70x = 28,114,225.35 × 11,084,161.60
  4. Step 4: Simplify right side
    18,754,626.70x = 311,622,617,038,216.56
  5. Step 5: Solve for x
    x = 311,622,617,038,216.56/18,754,626.70
  6. Step 6: Final answer
    x = 16,615,772.84

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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.