Finding the Fourth Proportional to 10,669,745.70, 14,724,247.97 and 5,774,966.93
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Solution
The fourth proportional to 10,669,745.70, 14,724,247.97 and 5,774,966.93 is: 7,969,453.77
Step by Step Solution
- Step 1: Write the proportion equation
10,669,745.70 : 14,724,247.97 = 5,774,966.93 : x - Step 2: Convert to fraction form
10,669,745.70/14,724,247.97 = 5,774,966.93/x - Step 3: Cross multiply
10,669,745.70x = 14,724,247.97 × 5,774,966.93 - Step 4: Simplify right side
10,669,745.70x = 85,032,045,147,117.67 - Step 5: Solve for x
x = 85,032,045,147,117.67/10,669,745.70 - Step 6: Final answer
x = 7,969,453.77
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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.