Finding the Fourth Proportional to 9,180,528.71, 13,770,294.71 and 2,790,282.84
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Solution
The fourth proportional to 9,180,528.71, 13,770,294.71 and 2,790,282.84 is: 4,185,272.79
Step by Step Solution
- Step 1: Write the proportion equation
9,180,528.71 : 13,770,294.71 = 2,790,282.84 : x - Step 2: Convert to fraction form
9,180,528.71/13,770,294.71 = 2,790,282.84/x - Step 3: Cross multiply
9,180,528.71x = 13,770,294.71 × 2,790,282.84 - Step 4: Simplify right side
9,180,528.71x = 38,423,016,962,204.30 - Step 5: Solve for x
x = 38,423,016,962,204.30/9,180,528.71 - Step 6: Final answer
x = 4,185,272.79
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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.