Finding the Fourth Proportional to 22,230,938.44, 30,678,695.05 and 12,056,474.44
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Solution
The fourth proportional to 22,230,938.44, 30,678,695.05 and 12,056,474.44 is: 16,637,934.73
Step by Step Solution
- Step 1: Write the proportion equation
22,230,938.44 : 30,678,695.05 = 12,056,474.44 : x - Step 2: Convert to fraction form
22,230,938.44/30,678,695.05 = 12,056,474.44/x - Step 3: Cross multiply
22,230,938.44x = 30,678,695.05 × 12,056,474.44 - Step 4: Simplify right side
22,230,938.44x = 369,876,902,616,041.56 - Step 5: Solve for x
x = 369,876,902,616,041.56/22,230,938.44 - Step 6: Final answer
x = 16,637,934.73
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1.5x scale
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.