Finding the Fourth Proportional to 10,553,697.80, 15,830,546.70 and 6,074,721.80
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Solution
The fourth proportional to 10,553,697.80, 15,830,546.70 and 6,074,721.80 is: 9,112,082.70
Step by Step Solution
- Step 1: Write the proportion equation
10,553,697.80 : 15,830,546.70 = 6,074,721.80 : x - Step 2: Convert to fraction form
10,553,697.80/15,830,546.70 = 6,074,721.80/x - Step 3: Cross multiply
10,553,697.80x = 15,830,546.70 × 6,074,721.80 - Step 4: Simplify right side
10,553,697.80x = 96,166,167,144,408.05 - Step 5: Solve for x
x = 96,166,167,144,408.05/10,553,697.80 - Step 6: Final answer
x = 9,112,082.70
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Similar ratio
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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.