Finding the Fourth Proportional to 48,373,395.75, 66,755,286.95 and 26,643,363.75
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Solution
The fourth proportional to 48,373,395.75, 66,755,286.95 and 26,643,363.75 is: 36,767,842.42
Step by Step Solution
- Step 1: Write the proportion equation
48,373,395.75 : 66,755,286.95 = 26,643,363.75 : x - Step 2: Convert to fraction form
48,373,395.75/66,755,286.95 = 26,643,363.75/x - Step 3: Cross multiply
48,373,395.75x = 66,755,286.95 × 26,643,363.75 - Step 4: Simplify right side
48,373,395.75x = 1,778,585,392,311,261.25 - Step 5: Solve for x
x = 1,778,585,392,311,261.25/48,373,395.75 - Step 6: Final answer
x = 36,767,842.42
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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.