Finding the Fourth Proportional to 6,563,876.26, 9,060,631.73 and 4,936,981.74
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Solution
The fourth proportional to 6,563,876.26, 9,060,631.73 and 4,936,981.74 is: 6,814,901.99
Step by Step Solution
- Step 1: Write the proportion equation
6,563,876.26 : 9,060,631.73 = 4,936,981.74 : x - Step 2: Convert to fraction form
6,563,876.26/9,060,631.73 = 4,936,981.74/x - Step 3: Cross multiply
6,563,876.26x = 9,060,631.73 × 4,936,981.74 - Step 4: Simplify right side
6,563,876.26x = 44,732,173,400,806.81 - Step 5: Solve for x
x = 44,732,173,400,806.81/6,563,876.26 - Step 6: Final answer
x = 6,814,901.99
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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.