Finding the Fourth Proportional to 67,381,048.01, 92,985,908.36 and 36,441,217.32
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Solution
The fourth proportional to 67,381,048.01, 92,985,908.36 and 36,441,217.32 is: 50,288,913.49
Step by Step Solution
- Step 1: Write the proportion equation
67,381,048.01 : 92,985,908.36 = 36,441,217.32 : x - Step 2: Convert to fraction form
67,381,048.01/92,985,908.36 = 36,441,217.32/x - Step 3: Cross multiply
67,381,048.01x = 92,985,908.36 × 36,441,217.32 - Step 4: Simplify right side
67,381,048.01x = 3,388,519,694,062,159 - Step 5: Solve for x
x = 3,388,519,694,062,159/67,381,048.01 - Step 6: Final answer
x = 50,288,913.49
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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.