Finding the Fourth Proportional to 13,874,346.62, 20,818,695.84 and 10,067,554.52
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Solution
The fourth proportional to 13,874,346.62, 20,818,695.84 and 10,067,554.52 is: 15,106,538.79
Step by Step Solution
- Step 1: Write the proportion equation
13,874,346.62 : 20,818,695.84 = 10,067,554.52 : x - Step 2: Convert to fraction form
13,874,346.62/20,818,695.84 = 10,067,554.52/x - Step 3: Cross multiply
13,874,346.62x = 20,818,695.84 × 10,067,554.52 - Step 4: Simplify right side
13,874,346.62x = 209,593,355,404,497.19 - Step 5: Solve for x
x = 209,593,355,404,497.19/13,874,346.62 - Step 6: Final answer
x = 15,106,538.79
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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.