Finding the Fourth Proportional to 18,577,061.98, 27,858,507.09 and 8,859,958.54
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Solution
The fourth proportional to 18,577,061.98, 27,858,507.09 and 8,859,958.54 is: 13,286,558.34
Step by Step Solution
- Step 1: Write the proportion equation
18,577,061.98 : 27,858,507.09 = 8,859,958.54 : x - Step 2: Convert to fraction form
18,577,061.98/27,858,507.09 = 8,859,958.54/x - Step 3: Cross multiply
18,577,061.98x = 27,858,507.09 × 8,859,958.54 - Step 4: Simplify right side
18,577,061.98x = 246,825,217,803,696.03 - Step 5: Solve for x
x = 246,825,217,803,696.03/18,577,061.98 - Step 6: Final answer
x = 13,286,558.34
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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.