Finding the Fourth Proportional to 8,591,734,894.81, 11,856,508,490.97 and 4,781,192,576.99
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Solution
The fourth proportional to 8,591,734,894.81, 11,856,508,490.97 and 4,781,192,576.99 is: 6,597,998,085.38
Step by Step Solution
- Step 1: Write the proportion equation
8,591,734,894.81 : 11,856,508,490.97 = 4,781,192,576.99 : x - Step 2: Convert to fraction form
8,591,734,894.81/11,856,508,490.97 = 4,781,192,576.99/x - Step 3: Cross multiply
8,591,734,894.81x = 11,856,508,490.97 × 4,781,192,576.99 - Step 4: Simplify right side
8,591,734,894.81x = 56,688,250,386,044,665,856 - Step 5: Solve for x
x = 56,688,250,386,044,665,856/8,591,734,894.81 - Step 6: Final answer
x = 6,597,998,085.38
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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.