Finding the Fourth Proportional to 8,976,440.70, 13,473,117.45 and 4,719,663.90
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Solution
The fourth proportional to 8,976,440.70, 13,473,117.45 and 4,719,663.90 is: 7,083,942.09
Step by Step Solution
- Step 1: Write the proportion equation
8,976,440.70 : 13,473,117.45 = 4,719,663.90 : x - Step 2: Convert to fraction form
8,976,440.70/13,473,117.45 = 4,719,663.90/x - Step 3: Cross multiply
8,976,440.70x = 13,473,117.45 × 4,719,663.90 - Step 4: Simplify right side
8,976,440.70x = 63,588,586,049,225.05 - Step 5: Solve for x
x = 63,588,586,049,225.05/8,976,440.70 - Step 6: Final answer
x = 7,083,942.09
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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.