Finding the Fourth Proportional to 20,184,014.42, 27,890,375.08 and 14,372,707.08
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Solution
The fourth proportional to 20,184,014.42, 27,890,375.08 and 14,372,707.08 is: 19,860,280.67
Step by Step Solution
- Step 1: Write the proportion equation
20,184,014.42 : 27,890,375.08 = 14,372,707.08 : x - Step 2: Convert to fraction form
20,184,014.42/27,890,375.08 = 14,372,707.08/x - Step 3: Cross multiply
20,184,014.42x = 27,890,375.08 × 14,372,707.08 - Step 4: Simplify right side
20,184,014.42x = 400,860,191,376,171.56 - Step 5: Solve for x
x = 400,860,191,376,171.56/20,184,014.42 - Step 6: Final answer
x = 19,860,280.67
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.