Finding the Fourth Proportional to 13,230,428.14, 19,816,708.17 and 9,380,580.94
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Solution
The fourth proportional to 13,230,428.14, 19,816,708.17 and 9,380,580.94 is: 14,050,356.72
Step by Step Solution
- Step 1: Write the proportion equation
13,230,428.14 : 19,816,708.17 = 9,380,580.94 : x - Step 2: Convert to fraction form
13,230,428.14/19,816,708.17 = 9,380,580.94/x - Step 3: Cross multiply
13,230,428.14x = 19,816,708.17 × 9,380,580.94 - Step 4: Simplify right side
13,230,428.14x = 185,892,234,953,044.28 - Step 5: Solve for x
x = 185,892,234,953,044.28/13,230,428.14 - Step 6: Final answer
x = 14,050,356.72
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.