Finding the Fourth Proportional to 44,143,371.20, 66,217,855.68 and 13,852,429.76
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Solution
The fourth proportional to 44,143,371.20, 66,217,855.68 and 13,852,429.76 is: 20,779,522.94
Step by Step Solution
- Step 1: Write the proportion equation
44,143,371.20 : 66,217,855.68 = 13,852,429.76 : x - Step 2: Convert to fraction form
44,143,371.20/66,217,855.68 = 13,852,429.76/x - Step 3: Cross multiply
44,143,371.20x = 66,217,855.68 × 13,852,429.76 - Step 4: Simplify right side
44,143,371.20x = 917,278,194,665,017 - Step 5: Solve for x
x = 917,278,194,665,017/44,143,371.20 - Step 6: Final answer
x = 20,779,522.94
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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.