Finding the Fourth Proportional to 14,436,857.12, 21,648,080.12 and 4,720,204.44
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Solution
The fourth proportional to 14,436,857.12, 21,648,080.12 and 4,720,204.44 is: 7,077,950.77
Step by Step Solution
- Step 1: Write the proportion equation
14,436,857.12 : 21,648,080.12 = 4,720,204.44 : x - Step 2: Convert to fraction form
14,436,857.12/21,648,080.12 = 4,720,204.44/x - Step 3: Cross multiply
14,436,857.12x = 21,648,080.12 × 4,720,204.44 - Step 4: Simplify right side
14,436,857.12x = 102,183,363,899,899.75 - Step 5: Solve for x
x = 102,183,363,899,899.75/14,436,857.12 - Step 6: Final answer
x = 7,077,950.77
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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.