Finding the Fourth Proportional to 14,097,628.42, 19,455,689.85 and 7,986,107.14
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Solution
The fourth proportional to 14,097,628.42, 19,455,689.85 and 7,986,107.14 is: 11,021,373.17
Step by Step Solution
- Step 1: Write the proportion equation
14,097,628.42 : 19,455,689.85 = 7,986,107.14 : x - Step 2: Convert to fraction form
14,097,628.42/19,455,689.85 = 7,986,107.14/x - Step 3: Cross multiply
14,097,628.42x = 19,455,689.85 × 7,986,107.14 - Step 4: Simplify right side
14,097,628.42x = 155,375,223,624,710.53 - Step 5: Solve for x
x = 155,375,223,624,710.53/14,097,628.42 - Step 6: Final answer
x = 11,021,373.17
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.