Finding the Fourth Proportional to 7,877,504.22, 11,817,517.74 and 3,328,597.68
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Solution
The fourth proportional to 7,877,504.22, 11,817,517.74 and 3,328,597.68 is: 4,993,429.52
Step by Step Solution
- Step 1: Write the proportion equation
7,877,504.22 : 11,817,517.74 = 3,328,597.68 : x - Step 2: Convert to fraction form
7,877,504.22/11,817,517.74 = 3,328,597.68/x - Step 3: Cross multiply
7,877,504.22x = 11,817,517.74 × 3,328,597.68 - Step 4: Simplify right side
7,877,504.22x = 39,335,762,132,722.84 - Step 5: Solve for x
x = 39,335,762,132,722.84/7,877,504.22 - Step 6: Final answer
x = 4,993,429.52
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.