Finding the Fourth Proportional to 16,053,396.58, 22,153,574.93 and 8,711,042.99
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Solution
The fourth proportional to 16,053,396.58, 22,153,574.93 and 8,711,042.99 is: 12,021,178.36
Step by Step Solution
- Step 1: Write the proportion equation
16,053,396.58 : 22,153,574.93 = 8,711,042.99 : x - Step 2: Convert to fraction form
16,053,396.58/22,153,574.93 = 8,711,042.99/x - Step 3: Cross multiply
16,053,396.58x = 22,153,574.93 × 8,711,042.99 - Step 4: Simplify right side
16,053,396.58x = 192,980,743,567,707 - Step 5: Solve for x
x = 192,980,743,567,707/16,053,396.58 - Step 6: Final answer
x = 12,021,178.36
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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.