Finding the Fourth Proportional to 9,715,787.80, 14,573,681.70 and 2,984,201.80
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Solution
The fourth proportional to 9,715,787.80, 14,573,681.70 and 2,984,201.80 is: 4,476,302.70
Step by Step Solution
- Step 1: Write the proportion equation
9,715,787.80 : 14,573,681.70 = 2,984,201.80 : x - Step 2: Convert to fraction form
9,715,787.80/14,573,681.70 = 2,984,201.80/x - Step 3: Cross multiply
9,715,787.80x = 14,573,681.70 × 2,984,201.80 - Step 4: Simplify right side
9,715,787.80x = 43,490,807,161,767.05 - Step 5: Solve for x
x = 43,490,807,161,767.05/9,715,787.80 - Step 6: Final answer
x = 4,476,302.70
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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.