Finding the Fourth Proportional to 18,197,843.34, 27,310,322.15 and 13,352,670.18
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Solution
The fourth proportional to 18,197,843.34, 27,310,322.15 and 13,352,670.18 is: 20,038,952.82
Step by Step Solution
- Step 1: Write the proportion equation
18,197,843.34 : 27,310,322.15 = 13,352,670.18 : x - Step 2: Convert to fraction form
18,197,843.34/27,310,322.15 = 13,352,670.18/x - Step 3: Cross multiply
18,197,843.34x = 27,310,322.15 × 13,352,670.18 - Step 4: Simplify right side
18,197,843.34x = 364,665,724,178,498.44 - Step 5: Solve for x
x = 364,665,724,178,498.44/18,197,843.34 - Step 6: Final answer
x = 20,038,952.82
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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.