Finding the Fourth Proportional to 23,950,380.11, 33,051,537.17 and 12,937,129.55
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Solution
The fourth proportional to 23,950,380.11, 33,051,537.17 and 12,937,129.55 is: 17,853,245.60
Step by Step Solution
- Step 1: Write the proportion equation
23,950,380.11 : 33,051,537.17 = 12,937,129.55 : x - Step 2: Convert to fraction form
23,950,380.11/33,051,537.17 = 12,937,129.55/x - Step 3: Cross multiply
23,950,380.11x = 33,051,537.17 × 12,937,129.55 - Step 4: Simplify right side
23,950,380.11x = 427,592,018,137,444.56 - Step 5: Solve for x
x = 427,592,018,137,444.56/23,950,380.11 - Step 6: Final answer
x = 17,853,245.60
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.