Finding the Fourth Proportional to 7,683,330.97, 10,603,601.16 and 4,375,765.06
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Solution
The fourth proportional to 7,683,330.97, 10,603,601.16 and 4,375,765.06 is: 6,038,900.01
Step by Step Solution
- Step 1: Write the proportion equation
7,683,330.97 : 10,603,601.16 = 4,375,765.06 : x - Step 2: Convert to fraction form
7,683,330.97/10,603,601.16 = 4,375,765.06/x - Step 3: Cross multiply
7,683,330.97x = 10,603,601.16 × 4,375,765.06 - Step 4: Simplify right side
7,683,330.97x = 46,398,867,439,174.70 - Step 5: Solve for x
x = 46,398,867,439,174.70/7,683,330.97 - Step 6: Final answer
x = 6,038,900.01
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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.