Finding the Fourth Proportional to 18,329,283.66, 27,517,954.13 and 12,291,034.41
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Solution
The fourth proportional to 18,329,283.66, 27,517,954.13 and 12,291,034.41 is: 18,452,664.46
Step by Step Solution
- Step 1: Write the proportion equation
18,329,283.66 : 27,517,954.13 = 12,291,034.41 : x - Step 2: Convert to fraction form
18,329,283.66/27,517,954.13 = 12,291,034.41/x - Step 3: Cross multiply
18,329,283.66x = 27,517,954.13 × 12,291,034.41 - Step 4: Simplify right side
18,329,283.66x = 338,224,121,104,631.62 - Step 5: Solve for x
x = 338,224,121,104,631.62/18,329,283.66 - Step 6: Final answer
x = 18,452,664.46
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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.