Finding the Fourth Proportional to 18,444,613.96, 27,670,653.58 and 6,478,283.08
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Solution
The fourth proportional to 18,444,613.96, 27,670,653.58 and 6,478,283.08 is: 9,718,735.63
Step by Step Solution
- Step 1: Write the proportion equation
18,444,613.96 : 27,670,653.58 = 6,478,283.08 : x - Step 2: Convert to fraction form
18,444,613.96/27,670,653.58 = 6,478,283.08/x - Step 3: Cross multiply
18,444,613.96x = 27,670,653.58 × 6,478,283.08 - Step 4: Simplify right side
18,444,613.96x = 179,258,326,899,855.41 - Step 5: Solve for x
x = 179,258,326,899,855.41/18,444,613.96 - Step 6: Final answer
x = 9,718,735.63
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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.