Finding the Fourth Proportional to 48,173,719.62, 66,479,567.16 and 26,147,217.90
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Solution
The fourth proportional to 48,173,719.62, 66,479,567.16 and 26,147,217.90 is: 36,083,070.65
Step by Step Solution
- Step 1: Write the proportion equation
48,173,719.62 : 66,479,567.16 = 26,147,217.90 : x - Step 2: Convert to fraction form
48,173,719.62/66,479,567.16 = 26,147,217.90/x - Step 3: Cross multiply
48,173,719.62x = 66,479,567.16 × 26,147,217.90 - Step 4: Simplify right side
48,173,719.62x = 1,738,255,728,430,204 - Step 5: Solve for x
x = 1,738,255,728,430,204/48,173,719.62 - Step 6: Final answer
x = 36,083,070.65
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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.