Finding the Fourth Proportional to 18,494,051.22, 27,740,504.79 and 8,785,652.94
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Solution
The fourth proportional to 18,494,051.22, 27,740,504.79 and 8,785,652.94 is: 13,178,207.66
Step by Step Solution
- Step 1: Write the proportion equation
18,494,051.22 : 27,740,504.79 = 8,785,652.94 : x - Step 2: Convert to fraction form
18,494,051.22/27,740,504.79 = 8,785,652.94/x - Step 3: Cross multiply
18,494,051.22x = 27,740,504.79 × 8,785,652.94 - Step 4: Simplify right side
18,494,051.22x = 243,718,447,465,347.56 - Step 5: Solve for x
x = 243,718,447,465,347.56/18,494,051.22 - Step 6: Final answer
x = 13,178,207.66
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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.