Finding the Fourth Proportional to 18,090,299.20, 27,126,117.60 and 6,724,897.60
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Solution
The fourth proportional to 18,090,299.20, 27,126,117.60 and 6,724,897.60 is: 10,083,877.61
Step by Step Solution
- Step 1: Write the proportion equation
18,090,299.20 : 27,126,117.60 = 6,724,897.60 : x - Step 2: Convert to fraction form
18,090,299.20/27,126,117.60 = 6,724,897.60/x - Step 3: Cross multiply
18,090,299.20x = 27,126,117.60 × 6,724,897.60 - Step 4: Simplify right side
18,090,299.20x = 182,420,363,145,557.75 - Step 5: Solve for x
x = 182,420,363,145,557.75/18,090,299.20 - Step 6: Final answer
x = 10,083,877.61
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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.