Finding the Fourth Proportional to 5,424,924.33, 7,486,385.62 and 3,101,860.46
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Solution
The fourth proportional to 5,424,924.33, 7,486,385.62 and 3,101,860.46 is: 4,280,561.74
Step by Step Solution
- Step 1: Write the proportion equation
5,424,924.33 : 7,486,385.62 = 3,101,860.46 : x - Step 2: Convert to fraction form
5,424,924.33/7,486,385.62 = 3,101,860.46/x - Step 3: Cross multiply
5,424,924.33x = 7,486,385.62 × 3,101,860.46 - Step 4: Simplify right side
5,424,924.33x = 23,221,723,524,274.62 - Step 5: Solve for x
x = 23,221,723,524,274.62/5,424,924.33 - Step 6: Final answer
x = 4,280,561.74
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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.