Home / 18,404,604.40-27,606,647.40-8,307,209.20

Finding the Fourth Proportional to 18,404,604.40, 27,606,647.40 and 8,307,209.20

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Solution

The fourth proportional to 18,404,604.40, 27,606,647.40 and 8,307,209.20 is: 12,460,696.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,404,604.40 : 27,606,647.40 = 8,307,209.20 : x
  2. Step 2: Convert to fraction form
    18,404,604.40/27,606,647.40 = 8,307,209.20/x
  3. Step 3: Cross multiply
    18,404,604.40x = 27,606,647.40 × 8,307,209.20
  4. Step 4: Simplify right side
    18,404,604.40x = 229,334,195,262,436.06
  5. Step 5: Solve for x
    x = 229,334,195,262,436.06/18,404,604.40
  6. Step 6: Final answer
    x = 12,460,696.81

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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.