Finding the Fourth Proportional to 11,646,616.10, 16,072,394.18 and 6,754,739.04
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Solution
The fourth proportional to 11,646,616.10, 16,072,394.18 and 6,754,739.04 is: 9,321,576.97
Step by Step Solution
- Step 1: Write the proportion equation
11,646,616.10 : 16,072,394.18 = 6,754,739.04 : x - Step 2: Convert to fraction form
11,646,616.10/16,072,394.18 = 6,754,739.04/x - Step 3: Cross multiply
11,646,616.10x = 16,072,394.18 × 6,754,739.04 - Step 4: Simplify right side
11,646,616.10x = 108,564,828,400,141.09 - Step 5: Solve for x
x = 108,564,828,400,141.09/11,646,616.10 - Step 6: Final answer
x = 9,321,576.97
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1.5x scale
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.