Finding the Fourth Proportional to 12,745,284.14, 19,118,060.30 and 10,202,662.49
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Solution
The fourth proportional to 12,745,284.14, 19,118,060.30 and 10,202,662.49 is: 15,304,101.07
Step by Step Solution
- Step 1: Write the proportion equation
12,745,284.14 : 19,118,060.30 = 10,202,662.49 : x - Step 2: Convert to fraction form
12,745,284.14/19,118,060.30 = 10,202,662.49/x - Step 3: Cross multiply
12,745,284.14x = 19,118,060.30 × 10,202,662.49 - Step 4: Simplify right side
12,745,284.14x = 195,055,116,634,284.47 - Step 5: Solve for x
x = 195,055,116,634,284.47/12,745,284.14 - Step 6: Final answer
x = 15,304,101.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.