Finding the Fourth Proportional to 7,408,317.41, 11,112,672.94 and 2,017,078.10
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Solution
The fourth proportional to 7,408,317.41, 11,112,672.94 and 2,017,078.10 is: 3,025,670.74
Step by Step Solution
- Step 1: Write the proportion equation
7,408,317.41 : 11,112,672.94 = 2,017,078.10 : x - Step 2: Convert to fraction form
7,408,317.41/11,112,672.94 = 2,017,078.10/x - Step 3: Cross multiply
7,408,317.41x = 11,112,672.94 × 2,017,078.10 - Step 4: Simplify right side
7,408,317.41x = 22,415,129,212,149.14 - Step 5: Solve for x
x = 22,415,129,212,149.14/7,408,317.41 - Step 6: Final answer
x = 3,025,670.74
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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.