Finding the Fourth Proportional to 11,823,745.34, 16,316,761.28 and 6,391,237.34
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Solution
The fourth proportional to 11,823,745.34, 16,316,761.28 and 6,391,237.34 is: 8,819,903.59
Step by Step Solution
- Step 1: Write the proportion equation
11,823,745.34 : 16,316,761.28 = 6,391,237.34 : x - Step 2: Convert to fraction form
11,823,745.34/16,316,761.28 = 6,391,237.34/x - Step 3: Cross multiply
11,823,745.34x = 16,316,761.28 × 6,391,237.34 - Step 4: Simplify right side
11,823,745.34x = 104,284,293,960,602.19 - Step 5: Solve for x
x = 104,284,293,960,602.19/11,823,745.34 - Step 6: Final answer
x = 8,819,903.59
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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.