Home / 9,072,696.40-13,629,319.80-7,579,704.40

Finding the Fourth Proportional to 9,072,696.40, 13,629,319.80 and 7,579,704.40

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Solution

The fourth proportional to 9,072,696.40, 13,629,319.80 and 7,579,704.40 is: 11,386,495.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072,696.40 : 13,629,319.80 = 7,579,704.40 : x
  2. Step 2: Convert to fraction form
    9,072,696.40/13,629,319.80 = 7,579,704.40/x
  3. Step 3: Cross multiply
    9,072,696.40x = 13,629,319.80 × 7,579,704.40
  4. Step 4: Simplify right side
    9,072,696.40x = 103,306,215,257,067.12
  5. Step 5: Solve for x
    x = 103,306,215,257,067.12/9,072,696.40
  6. Step 6: Final answer
    x = 11,386,495.34

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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.