Finding the Fourth Proportional to 6,220,408.05, 8,583,122.70 and 3,466,491.93
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Solution
The fourth proportional to 6,220,408.05, 8,583,122.70 and 3,466,491.93 is: 4,783,179.07
Step by Step Solution
- Step 1: Write the proportion equation
6,220,408.05 : 8,583,122.70 = 3,466,491.93 : x - Step 2: Convert to fraction form
6,220,408.05/8,583,122.70 = 3,466,491.93/x - Step 3: Cross multiply
6,220,408.05x = 8,583,122.70 × 3,466,491.93 - Step 4: Simplify right side
6,220,408.05x = 29,753,325,573,749.81 - Step 5: Solve for x
x = 29,753,325,573,749.81/6,220,408.05 - Step 6: Final answer
x = 4,783,179.07
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.