Finding the Fourth Proportional to 26,611,755.14, 39,917,366.66 and 8,415,953.42
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Solution
The fourth proportional to 26,611,755.14, 39,917,366.66 and 8,415,953.42 is: 12,623,845.98
Step by Step Solution
- Step 1: Write the proportion equation
26,611,755.14 : 39,917,366.66 = 8,415,953.42 : x - Step 2: Convert to fraction form
26,611,755.14/39,917,366.66 = 8,415,953.42/x - Step 3: Cross multiply
26,611,755.14x = 39,917,366.66 × 8,415,953.42 - Step 4: Simplify right side
26,611,755.14x = 335,942,698,281,074 - Step 5: Solve for x
x = 335,942,698,281,074/26,611,755.14 - Step 6: Final answer
x = 12,623,845.98
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.