Finding the Fourth Proportional to 5,743,110.33, 7,925,390.19 and 3,129,637.23
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Solution
The fourth proportional to 5,743,110.33, 7,925,390.19 and 3,129,637.23 is: 4,318,843.76
Step by Step Solution
- Step 1: Write the proportion equation
5,743,110.33 : 7,925,390.19 = 3,129,637.23 : x - Step 2: Convert to fraction form
5,743,110.33/7,925,390.19 = 3,129,637.23/x - Step 3: Cross multiply
5,743,110.33x = 7,925,390.19 × 3,129,637.23 - Step 4: Simplify right side
5,743,110.33x = 24,803,596,200,900.77 - Step 5: Solve for x
x = 24,803,596,200,900.77/5,743,110.33 - Step 6: Final answer
x = 4,318,843.76
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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.