Finding the Fourth Proportional to 9,675,441.92, 14,497,211.42 and 5,620,547.09
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Solution
The fourth proportional to 9,675,441.92, 14,497,211.42 and 5,620,547.09 is: 8,421,554.29
Step by Step Solution
- Step 1: Write the proportion equation
9,675,441.92 : 14,497,211.42 = 5,620,547.09 : x - Step 2: Convert to fraction form
9,675,441.92/14,497,211.42 = 5,620,547.09/x - Step 3: Cross multiply
9,675,441.92x = 14,497,211.42 × 5,620,547.09 - Step 4: Simplify right side
9,675,441.92x = 81,482,259,407,466.30 - Step 5: Solve for x
x = 81,482,259,407,466.30/9,675,441.92 - Step 6: Final answer
x = 8,421,554.29
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.