Finding the Fourth Proportional to 18,021,035.96, 27,023,471.52 and 10,737,927.74
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Solution
The fourth proportional to 18,021,035.96, 27,023,471.52 and 10,737,927.74 is: 16,102,075.66
Step by Step Solution
- Step 1: Write the proportion equation
18,021,035.96 : 27,023,471.52 = 10,737,927.74 : x - Step 2: Convert to fraction form
18,021,035.96/27,023,471.52 = 10,737,927.74/x - Step 3: Cross multiply
18,021,035.96x = 27,023,471.52 × 10,737,927.74 - Step 4: Simplify right side
18,021,035.96x = 290,176,084,553,411 - Step 5: Solve for x
x = 290,176,084,553,411/18,021,035.96 - Step 6: Final answer
x = 16,102,075.66
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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.