Finding the Fourth Proportional to 6,881,510.31, 9,497,088.84 and 3,784,578.99
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Solution
The fourth proportional to 6,881,510.31, 9,497,088.84 and 3,784,578.99 is: 5,223,051.52
Step by Step Solution
- Step 1: Write the proportion equation
6,881,510.31 : 9,497,088.84 = 3,784,578.99 : x - Step 2: Convert to fraction form
6,881,510.31/9,497,088.84 = 3,784,578.99/x - Step 3: Cross multiply
6,881,510.31x = 9,497,088.84 × 3,784,578.99 - Step 4: Simplify right side
6,881,510.31x = 35,942,482,890,027.48 - Step 5: Solve for x
x = 35,942,482,890,027.48/6,881,510.31 - Step 6: Final answer
x = 5,223,051.52
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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.