Finding the Fourth Proportional to 37,521,702.70, 56,292,257.75 and 21,972,662.84
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Solution
The fourth proportional to 37,521,702.70, 56,292,257.75 and 21,972,662.84 is: 32,964,676.74
Step by Step Solution
- Step 1: Write the proportion equation
37,521,702.70 : 56,292,257.75 = 21,972,662.84 : x - Step 2: Convert to fraction form
37,521,702.70/56,292,257.75 = 21,972,662.84/x - Step 3: Cross multiply
37,521,702.70x = 56,292,257.75 × 21,972,662.84 - Step 4: Simplify right side
37,521,702.70x = 1,236,890,800,073,994.25 - Step 5: Solve for x
x = 1,236,890,800,073,994.25/37,521,702.70 - Step 6: Final answer
x = 32,964,676.74
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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.