Finding the Fourth Proportional to 48,073,612.46, 66,344,840.11 and 27,158,391.06
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Solution
The fourth proportional to 48,073,612.46, 66,344,840.11 and 27,158,391.06 is: 37,480,418.47
Step by Step Solution
- Step 1: Write the proportion equation
48,073,612.46 : 66,344,840.11 = 27,158,391.06 : x - Step 2: Convert to fraction form
48,073,612.46/66,344,840.11 = 27,158,391.06/x - Step 3: Cross multiply
48,073,612.46x = 66,344,840.11 × 27,158,391.06 - Step 4: Simplify right side
48,073,612.46x = 1,801,819,112,520,553.25 - Step 5: Solve for x
x = 1,801,819,112,520,553.25/48,073,612.46 - Step 6: Final answer
x = 37,480,418.47
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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.