Finding the Fourth Proportional to 19,589,743.68, 27,041,450.04 and 14,709,059.52
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Solution
The fourth proportional to 19,589,743.68, 27,041,450.04 and 14,709,059.52 is: 20,304,211.46
Step by Step Solution
- Step 1: Write the proportion equation
19,589,743.68 : 27,041,450.04 = 14,709,059.52 : x - Step 2: Convert to fraction form
19,589,743.68/27,041,450.04 = 14,709,059.52/x - Step 3: Cross multiply
19,589,743.68x = 27,041,450.04 × 14,709,059.52 - Step 4: Simplify right side
19,589,743.68x = 397,754,298,145,466.38 - Step 5: Solve for x
x = 397,754,298,145,466.38/19,589,743.68 - Step 6: Final answer
x = 20,304,211.46
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.