Finding the Fourth Proportional to 41,920,201.80, 62,880,302.70 and 13,169,243.70
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Solution
The fourth proportional to 41,920,201.80, 62,880,302.70 and 13,169,243.70 is: 19,753,865.55
Step by Step Solution
- Step 1: Write the proportion equation
41,920,201.80 : 62,880,302.70 = 13,169,243.70 : x - Step 2: Convert to fraction form
41,920,201.80/62,880,302.70 = 13,169,243.70/x - Step 3: Cross multiply
41,920,201.80x = 62,880,302.70 × 13,169,243.70 - Step 4: Simplify right side
41,920,201.80x = 828,086,030,186,068 - Step 5: Solve for x
x = 828,086,030,186,068/41,920,201.80 - Step 6: Final answer
x = 19,753,865.55
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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.