Finding the Fourth Proportional to 16,439,576.58, 22,686,057.18 and 9,097,719.30
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Solution
The fourth proportional to 16,439,576.58, 22,686,057.18 and 9,097,719.30 is: 12,554,543.56
Step by Step Solution
- Step 1: Write the proportion equation
16,439,576.58 : 22,686,057.18 = 9,097,719.30 : x - Step 2: Convert to fraction form
16,439,576.58/22,686,057.18 = 9,097,719.30/x - Step 3: Cross multiply
16,439,576.58x = 22,686,057.18 × 9,097,719.30 - Step 4: Simplify right side
16,439,576.58x = 206,391,380,247,389.59 - Step 5: Solve for x
x = 206,391,380,247,389.59/16,439,576.58 - Step 6: Final answer
x = 12,554,543.56
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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.