Finding the Fourth Proportional to 10,532,499.84, 15,811,346.88 and 6,274,673.28
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Solution
The fourth proportional to 10,532,499.84, 15,811,346.88 and 6,274,673.28 is: 9,419,514.58
Step by Step Solution
- Step 1: Write the proportion equation
10,532,499.84 : 15,811,346.88 = 6,274,673.28 : x - Step 2: Convert to fraction form
10,532,499.84/15,811,346.88 = 6,274,673.28/x - Step 3: Cross multiply
10,532,499.84x = 15,811,346.88 × 6,274,673.28 - Step 4: Simplify right side
10,532,499.84x = 99,211,035,788,747.38 - Step 5: Solve for x
x = 99,211,035,788,747.38/10,532,499.84 - Step 6: Final answer
x = 9,419,514.58
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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.