Home / 10,245,279.26-15,366,235.56-3,678,629.11

Finding the Fourth Proportional to 10,245,279.26, 15,366,235.56 and 3,678,629.11

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Solution

The fourth proportional to 10,245,279.26, 15,366,235.56 and 3,678,629.11 is: 5,517,339.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,245,279.26 : 15,366,235.56 = 3,678,629.11 : x
  2. Step 2: Convert to fraction form
    10,245,279.26/15,366,235.56 = 3,678,629.11/x
  3. Step 3: Cross multiply
    10,245,279.26x = 15,366,235.56 × 3,678,629.11
  4. Step 4: Simplify right side
    10,245,279.26x = 56,526,681,389,922.70
  5. Step 5: Solve for x
    x = 56,526,681,389,922.70/10,245,279.26
  6. Step 6: Final answer
    x = 5,517,339.25

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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.