Finding the Fourth Proportional to 48,207,126.75, 72,313,425.71 and 15,420,575.48
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Solution
The fourth proportional to 48,207,126.75, 72,313,425.71 and 15,420,575.48 is: 23,131,738.28
Step by Step Solution
- Step 1: Write the proportion equation
48,207,126.75 : 72,313,425.71 = 15,420,575.48 : x - Step 2: Convert to fraction form
48,207,126.75/72,313,425.71 = 15,420,575.48/x - Step 3: Cross multiply
48,207,126.75x = 72,313,425.71 × 15,420,575.48 - Step 4: Simplify right side
48,207,126.75x = 1,115,114,638,997,584.62 - Step 5: Solve for x
x = 1,115,114,638,997,584.62/48,207,126.75 - Step 6: Final answer
x = 23,131,738.28
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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.