Finding the Fourth Proportional to 12,071,351.10, 18,104,953.05 and 4,494,416.70
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Solution
The fourth proportional to 12,071,351.10, 18,104,953.05 and 4,494,416.70 is: 6,740,853.01
Step by Step Solution
- Step 1: Write the proportion equation
12,071,351.10 : 18,104,953.05 = 4,494,416.70 : x - Step 2: Convert to fraction form
12,071,351.10/18,104,953.05 = 4,494,416.70/x - Step 3: Cross multiply
12,071,351.10x = 18,104,953.05 × 4,494,416.70 - Step 4: Simplify right side
12,071,351.10x = 81,371,203,340,635.94 - Step 5: Solve for x
x = 81,371,203,340,635.94/12,071,351.10 - Step 6: Final answer
x = 6,740,853.01
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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.