Finding the Fourth Proportional to 7,603,885.84, 11,406,530.12 and 2,486,342.04
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Solution
The fourth proportional to 7,603,885.84, 11,406,530.12 and 2,486,342.04 is: 3,729,742.39
Step by Step Solution
- Step 1: Write the proportion equation
7,603,885.84 : 11,406,530.12 = 2,486,342.04 : x - Step 2: Convert to fraction form
7,603,885.84/11,406,530.12 = 2,486,342.04/x - Step 3: Cross multiply
7,603,885.84x = 11,406,530.12 × 2,486,342.04 - Step 4: Simplify right side
7,603,885.84x = 28,360,535,367,882.24 - Step 5: Solve for x
x = 28,360,535,367,882.24/7,603,885.84 - Step 6: Final answer
x = 3,729,742.39
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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.