Finding the Fourth Proportional to 16,451,809.20, 22,706,260.08 and 9,580,342.68
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Solution
The fourth proportional to 16,451,809.20, 22,706,260.08 and 9,580,342.68 is: 13,222,482.09
Step by Step Solution
- Step 1: Write the proportion equation
16,451,809.20 : 22,706,260.08 = 9,580,342.68 : x - Step 2: Convert to fraction form
16,451,809.20/22,706,260.08 = 9,580,342.68/x - Step 3: Cross multiply
16,451,809.20x = 22,706,260.08 × 9,580,342.68 - Step 4: Simplify right side
16,451,809.20x = 217,533,752,547,604.19 - Step 5: Solve for x
x = 217,533,752,547,604.19/16,451,809.20 - Step 6: Final answer
x = 13,222,482.09
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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.