Finding the Fourth Proportional to 10,486,108.21, 14,471,278.28 and 5,839,893.21
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Solution
The fourth proportional to 10,486,108.21, 14,471,278.28 and 5,839,893.21 is: 8,059,302.66
Step by Step Solution
- Step 1: Write the proportion equation
10,486,108.21 : 14,471,278.28 = 5,839,893.21 : x - Step 2: Convert to fraction form
10,486,108.21/14,471,278.28 = 5,839,893.21/x - Step 3: Cross multiply
10,486,108.21x = 14,471,278.28 × 5,839,893.21 - Step 4: Simplify right side
10,486,108.21x = 84,510,719,767,392.47 - Step 5: Solve for x
x = 84,510,719,767,392.47/10,486,108.21 - Step 6: Final answer
x = 8,059,302.66
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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.