Finding the Fourth Proportional to 10,186,043.13, 15,280,583.94 and 3,363,337.13
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Solution
The fourth proportional to 10,186,043.13, 15,280,583.94 and 3,363,337.13 is: 5,045,507.33
Step by Step Solution
- Step 1: Write the proportion equation
10,186,043.13 : 15,280,583.94 = 3,363,337.13 : x - Step 2: Convert to fraction form
10,186,043.13/15,280,583.94 = 3,363,337.13/x - Step 3: Cross multiply
10,186,043.13x = 15,280,583.94 × 3,363,337.13 - Step 4: Simplify right side
10,186,043.13x = 51,393,755,257,080.77 - Step 5: Solve for x
x = 51,393,755,257,080.77/10,186,043.13 - Step 6: Final answer
x = 5,045,507.33
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.