Finding the Fourth Proportional to 32,363,932.40, 48,573,454.80 and 13,208,436.80
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Solution
The fourth proportional to 32,363,932.40, 48,573,454.80 and 13,208,436.80 is: 19,823,901.49
Step by Step Solution
- Step 1: Write the proportion equation
32,363,932.40 : 48,573,454.80 = 13,208,436.80 : x - Step 2: Convert to fraction form
32,363,932.40/48,573,454.80 = 13,208,436.80/x - Step 3: Cross multiply
32,363,932.40x = 48,573,454.80 × 13,208,436.80 - Step 4: Simplify right side
32,363,932.40x = 641,579,407,883,456.62 - Step 5: Solve for x
x = 641,579,407,883,456.62/32,363,932.40 - Step 6: Final answer
x = 19,823,901.49
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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.