Finding the Fourth Proportional to 23,329,694.70, 34,984,044.45 and 8,947,982.70
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Solution
The fourth proportional to 23,329,694.70, 34,984,044.45 and 8,947,982.70 is: 13,417,947.75
Step by Step Solution
- Step 1: Write the proportion equation
23,329,694.70 : 34,984,044.45 = 8,947,982.70 : x - Step 2: Convert to fraction form
23,329,694.70/34,984,044.45 = 8,947,982.70/x - Step 3: Cross multiply
23,329,694.70x = 34,984,044.45 × 8,947,982.70 - Step 4: Simplify right side
23,329,694.70x = 313,036,624,514,631 - Step 5: Solve for x
x = 313,036,624,514,631/23,329,694.70 - Step 6: Final answer
x = 13,417,947.75
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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.