Finding the Fourth Proportional to 14,234,043.44, 19,643,073.90 and 7,707,672.68
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Solution
The fourth proportional to 14,234,043.44, 19,643,073.90 and 7,707,672.68 is: 10,636,639.17
Step by Step Solution
- Step 1: Write the proportion equation
14,234,043.44 : 19,643,073.90 = 7,707,672.68 : x - Step 2: Convert to fraction form
14,234,043.44/19,643,073.90 = 7,707,672.68/x - Step 3: Cross multiply
14,234,043.44x = 19,643,073.90 × 7,707,672.68 - Step 4: Simplify right side
14,234,043.44x = 151,402,384,050,251.03 - Step 5: Solve for x
x = 151,402,384,050,251.03/14,234,043.44 - Step 6: Final answer
x = 10,636,639.17
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.