Finding the Fourth Proportional to 38,006,468.99, 57,014,187.52 and 28,482,381.97
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Solution
The fourth proportional to 38,006,468.99, 57,014,187.52 and 28,482,381.97 is: 42,726,933.33
Step by Step Solution
- Step 1: Write the proportion equation
38,006,468.99 : 57,014,187.52 = 28,482,381.97 : x - Step 2: Convert to fraction form
38,006,468.99/57,014,187.52 = 28,482,381.97/x - Step 3: Cross multiply
38,006,468.99x = 57,014,187.52 × 28,482,381.97 - Step 4: Simplify right side
38,006,468.99x = 1,623,899,866,693,994.25 - Step 5: Solve for x
x = 1,623,899,866,693,994.25/38,006,468.99 - Step 6: Final answer
x = 42,726,933.33
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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.