Finding the Fourth Proportional to 29,934,811.80, 44,902,217.70 and 18,597,403.80
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Solution
The fourth proportional to 29,934,811.80, 44,902,217.70 and 18,597,403.80 is: 27,896,105.70
Step by Step Solution
- Step 1: Write the proportion equation
29,934,811.80 : 44,902,217.70 = 18,597,403.80 : x - Step 2: Convert to fraction form
29,934,811.80/44,902,217.70 = 18,597,403.80/x - Step 3: Cross multiply
29,934,811.80x = 44,902,217.70 × 18,597,403.80 - Step 4: Simplify right side
29,934,811.80x = 835,064,674,082,407.38 - Step 5: Solve for x
x = 835,064,674,082,407.38/29,934,811.80 - Step 6: Final answer
x = 27,896,105.70
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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.