Finding the Fourth Proportional to 11,757,406.74, 17,638,381.29 and 4,470,299.91
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Solution
The fourth proportional to 11,757,406.74, 17,638,381.29 and 4,470,299.91 is: 6,706,313.39
Step by Step Solution
- Step 1: Write the proportion equation
11,757,406.74 : 17,638,381.29 = 4,470,299.91 : x - Step 2: Convert to fraction form
11,757,406.74/17,638,381.29 = 4,470,299.91/x - Step 3: Cross multiply
11,757,406.74x = 17,638,381.29 × 4,470,299.91 - Step 4: Simplify right side
11,757,406.74x = 78,848,854,205,040.78 - Step 5: Solve for x
x = 78,848,854,205,040.78/11,757,406.74 - Step 6: Final answer
x = 6,706,313.39
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.