Finding the Fourth Proportional to 7,633,220.95, 11,433,389.10 and 3,583,640.53
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Solution
The fourth proportional to 7,633,220.95, 11,433,389.10 and 3,583,640.53 is: 5,367,741.46
Step by Step Solution
- Step 1: Write the proportion equation
7,633,220.95 : 11,433,389.10 = 3,583,640.53 : x - Step 2: Convert to fraction form
7,633,220.95/11,433,389.10 = 3,583,640.53/x - Step 3: Cross multiply
7,633,220.95x = 11,433,389.10 × 3,583,640.53 - Step 4: Simplify right side
7,633,220.95x = 40,973,156,574,020.22 - Step 5: Solve for x
x = 40,973,156,574,020.22/7,633,220.95 - Step 6: Final answer
x = 5,367,741.46
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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.