Finding the Fourth Proportional to 7,603,877.84, 11,406,518.09 and 2,486,334.07
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Solution
The fourth proportional to 7,603,877.84, 11,406,518.09 and 2,486,334.07 is: 3,729,730.42
Step by Step Solution
- Step 1: Write the proportion equation
7,603,877.84 : 11,406,518.09 = 2,486,334.07 : x - Step 2: Convert to fraction form
7,603,877.84/11,406,518.09 = 2,486,334.07/x - Step 3: Cross multiply
7,603,877.84x = 11,406,518.09 × 2,486,334.07 - Step 4: Simplify right side
7,603,877.84x = 28,360,414,477,774.07 - Step 5: Solve for x
x = 28,360,414,477,774.07/7,603,877.84 - Step 6: Final answer
x = 3,729,730.42
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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.