Finding the Fourth Proportional to 16,388,471.30, 24,582,706.95 and 15,548,663.30
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Solution
The fourth proportional to 16,388,471.30, 24,582,706.95 and 15,548,663.30 is: 23,322,994.95
Step by Step Solution
- Step 1: Write the proportion equation
16,388,471.30 : 24,582,706.95 = 15,548,663.30 : x - Step 2: Convert to fraction form
16,388,471.30/24,582,706.95 = 15,548,663.30/x - Step 3: Cross multiply
16,388,471.30x = 24,582,706.95 × 15,548,663.30 - Step 4: Simplify right side
16,388,471.30x = 382,228,233,368,119.94 - Step 5: Solve for x
x = 382,228,233,368,119.94/16,388,471.30 - Step 6: Final answer
x = 23,322,994.95
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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.