Finding the Fourth Proportional to 19,674,964.70, 29,472,922.38 and 9,797,269.50
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Solution
The fourth proportional to 19,674,964.70, 29,472,922.38 and 9,797,269.50 is: 14,676,222.70
Step by Step Solution
- Step 1: Write the proportion equation
19,674,964.70 : 29,472,922.38 = 9,797,269.50 : x - Step 2: Convert to fraction form
19,674,964.70/29,472,922.38 = 9,797,269.50/x - Step 3: Cross multiply
19,674,964.70x = 29,472,922.38 × 9,797,269.50 - Step 4: Simplify right side
19,674,964.70x = 288,754,163,509,441.38 - Step 5: Solve for x
x = 288,754,163,509,441.38/19,674,964.70 - Step 6: Final answer
x = 14,676,222.70
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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.