Finding the Fourth Proportional to 6,171,556.74, 9,258,813.12 and 2,575,323.18
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Solution
The fourth proportional to 6,171,556.74, 9,258,813.12 and 2,575,323.18 is: 3,863,601.53
Step by Step Solution
- Step 1: Write the proportion equation
6,171,556.74 : 9,258,813.12 = 2,575,323.18 : x - Step 2: Convert to fraction form
6,171,556.74/9,258,813.12 = 2,575,323.18/x - Step 3: Cross multiply
6,171,556.74x = 9,258,813.12 × 2,575,323.18 - Step 4: Simplify right side
6,171,556.74x = 23,844,436,047,224.12 - Step 5: Solve for x
x = 23,844,436,047,224.12/6,171,556.74 - Step 6: Final answer
x = 3,863,601.53
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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.