Finding the Fourth Proportional to 32,414,504.20, 48,621,838.61 and 13,245,257.84
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Solution
The fourth proportional to 32,414,504.20, 48,621,838.61 and 13,245,257.84 is: 19,867,920.39
Step by Step Solution
- Step 1: Write the proportion equation
32,414,504.20 : 48,621,838.61 = 13,245,257.84 : x - Step 2: Convert to fraction form
32,414,504.20/48,621,838.61 = 13,245,257.84/x - Step 3: Cross multiply
32,414,504.20x = 48,621,838.61 × 13,245,257.84 - Step 4: Simplify right side
32,414,504.20x = 644,008,788,834,321.12 - Step 5: Solve for x
x = 644,008,788,834,321.12/32,414,504.20 - Step 6: Final answer
x = 19,867,920.39
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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.