Finding the Fourth Proportional to 16,464,063.75, 22,720,407.98 and 9,220,719.75
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Solution
The fourth proportional to 16,464,063.75, 22,720,407.98 and 9,220,719.75 is: 12,724,593.26
Step by Step Solution
- Step 1: Write the proportion equation
16,464,063.75 : 22,720,407.98 = 9,220,719.75 : x - Step 2: Convert to fraction form
16,464,063.75/22,720,407.98 = 9,220,719.75/x - Step 3: Cross multiply
16,464,063.75x = 22,720,407.98 × 9,220,719.75 - Step 4: Simplify right side
16,464,063.75x = 209,498,514,543,140.03 - Step 5: Solve for x
x = 209,498,514,543,140.03/16,464,063.75 - Step 6: Final answer
x = 12,724,593.26
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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.