Home / 18,754,623.20-28,114,220.10-11,084,158.10

Finding the Fourth Proportional to 18,754,623.20, 28,114,220.10 and 11,084,158.10

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Solution

The fourth proportional to 18,754,623.20, 28,114,220.10 and 11,084,158.10 is: 16,615,767.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,754,623.20 : 28,114,220.10 = 11,084,158.10 : x
  2. Step 2: Convert to fraction form
    18,754,623.20/28,114,220.10 = 11,084,158.10/x
  3. Step 3: Cross multiply
    18,754,623.20x = 28,114,220.10 × 11,084,158.10
  4. Step 4: Simplify right side
    18,754,623.20x = 311,622,460,446,597.81
  5. Step 5: Solve for x
    x = 311,622,460,446,597.81/18,754,623.20
  6. Step 6: Final answer
    x = 16,615,767.60

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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.