Finding the Fourth Proportional to 7,162,289.71, 10,736,249.65 and 3,326,804.44
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Solution
The fourth proportional to 7,162,289.71, 10,736,249.65 and 3,326,804.44 is: 4,986,869.35
Step by Step Solution
- Step 1: Write the proportion equation
7,162,289.71 : 10,736,249.65 = 3,326,804.44 : x - Step 2: Convert to fraction form
7,162,289.71/10,736,249.65 = 3,326,804.44/x - Step 3: Cross multiply
7,162,289.71x = 10,736,249.65 × 3,326,804.44 - Step 4: Simplify right side
7,162,289.71x = 35,717,403,004,568.45 - Step 5: Solve for x
x = 35,717,403,004,568.45/7,162,289.71 - Step 6: Final answer
x = 4,986,869.35
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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.