Finding the Fourth Proportional to 8,955,072.19, 13,432,754.09 and 2,565,299.71
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Solution
The fourth proportional to 8,955,072.19, 13,432,754.09 and 2,565,299.71 is: 3,847,991.33
Step by Step Solution
- Step 1: Write the proportion equation
8,955,072.19 : 13,432,754.09 = 2,565,299.71 : x - Step 2: Convert to fraction form
8,955,072.19/13,432,754.09 = 2,565,299.71/x - Step 3: Cross multiply
8,955,072.19x = 13,432,754.09 × 2,565,299.71 - Step 4: Simplify right side
8,955,072.19x = 34,459,040,158,751.82 - Step 5: Solve for x
x = 34,459,040,158,751.82/8,955,072.19 - Step 6: Final answer
x = 3,847,991.33
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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.