Finding the Fourth Proportional to 13,514,471.06, 18,635,026.04 and 8,611,927.84
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Solution
The fourth proportional to 13,514,471.06, 18,635,026.04 and 8,611,927.84 is: 11,874,937.53
Step by Step Solution
- Step 1: Write the proportion equation
13,514,471.06 : 18,635,026.04 = 8,611,927.84 : x - Step 2: Convert to fraction form
13,514,471.06/18,635,026.04 = 8,611,927.84/x - Step 3: Cross multiply
13,514,471.06x = 18,635,026.04 × 8,611,927.84 - Step 4: Simplify right side
13,514,471.06x = 160,483,499,553,000.94 - Step 5: Solve for x
x = 160,483,499,553,000.94/13,514,471.06 - Step 6: Final answer
x = 11,874,937.53
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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.