Finding the Fourth Proportional to 18,186,247.59, 27,255,751.59 and 7,390,985.96
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Solution
The fourth proportional to 18,186,247.59, 27,255,751.59 and 7,390,985.96 is: 11,076,879.72
Step by Step Solution
- Step 1: Write the proportion equation
18,186,247.59 : 27,255,751.59 = 7,390,985.96 : x - Step 2: Convert to fraction form
18,186,247.59/27,255,751.59 = 7,390,985.96/x - Step 3: Cross multiply
18,186,247.59x = 27,255,751.59 × 7,390,985.96 - Step 4: Simplify right side
18,186,247.59x = 201,446,877,225,843.38 - Step 5: Solve for x
x = 201,446,877,225,843.38/18,186,247.59 - Step 6: Final answer
x = 11,076,879.72
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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.