Finding the Fourth Proportional to 32,363,936.40, 48,573,460.80 and 13,208,440.80
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Solution
The fourth proportional to 32,363,936.40, 48,573,460.80 and 13,208,440.80 is: 19,823,907.50
Step by Step Solution
- Step 1: Write the proportion equation
32,363,936.40 : 48,573,460.80 = 13,208,440.80 : x - Step 2: Convert to fraction form
32,363,936.40/48,573,460.80 = 13,208,440.80/x - Step 3: Cross multiply
32,363,936.40x = 48,573,460.80 × 13,208,440.80 - Step 4: Simplify right side
32,363,936.40x = 641,579,681,427,920.62 - Step 5: Solve for x
x = 641,579,681,427,920.62/32,363,936.40 - Step 6: Final answer
x = 19,823,907.50
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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.