Finding the Fourth Proportional to 14,884,670.63, 22,312,834.09 and 4,780,205.75
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Solution
The fourth proportional to 14,884,670.63, 22,312,834.09 and 4,780,205.75 is: 7,165,757.34
Step by Step Solution
- Step 1: Write the proportion equation
14,884,670.63 : 22,312,834.09 = 4,780,205.75 : x - Step 2: Convert to fraction form
14,884,670.63/22,312,834.09 = 4,780,205.75/x - Step 3: Cross multiply
14,884,670.63x = 22,312,834.09 × 4,780,205.75 - Step 4: Simplify right side
14,884,670.63x = 106,659,937,815,814.02 - Step 5: Solve for x
x = 106,659,937,815,814.02/14,884,670.63 - Step 6: Final answer
x = 7,165,757.34
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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.