Finding the Fourth Proportional to 9,514,794.20, 13,130,514.11 and 5,163,918.08
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Solution
The fourth proportional to 9,514,794.20, 13,130,514.11 and 5,163,918.08 is: 7,126,260.20
Step by Step Solution
- Step 1: Write the proportion equation
9,514,794.20 : 13,130,514.11 = 5,163,918.08 : x - Step 2: Convert to fraction form
9,514,794.20/13,130,514.11 = 5,163,918.08/x - Step 3: Cross multiply
9,514,794.20x = 13,130,514.11 × 5,163,918.08 - Step 4: Simplify right side
9,514,794.20x = 67,804,899,159,581.34 - Step 5: Solve for x
x = 67,804,899,159,581.34/9,514,794.20 - Step 6: Final answer
x = 7,126,260.20
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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.