Finding the Fourth Proportional to 75,969,516.06, 104,837,785.65 and 41,163,148.62
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Solution
The fourth proportional to 75,969,516.06, 104,837,785.65 and 41,163,148.62 is: 56,805,065.71
Step by Step Solution
- Step 1: Write the proportion equation
75,969,516.06 : 104,837,785.65 = 41,163,148.62 : x - Step 2: Convert to fraction form
75,969,516.06/104,837,785.65 = 41,163,148.62/x - Step 3: Cross multiply
75,969,516.06x = 104,837,785.65 × 41,163,148.62 - Step 4: Simplify right side
75,969,516.06x = 4,315,453,351,702,653.50 - Step 5: Solve for x
x = 4,315,453,351,702,653.50/75,969,516.06 - Step 6: Final answer
x = 56,805,065.71
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.