Finding the Fourth Proportional to 7,842,358.43, 11,763,546.79 and 2,451,037.11
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Solution
The fourth proportional to 7,842,358.43, 11,763,546.79 and 2,451,037.11 is: 3,676,558.52
Step by Step Solution
- Step 1: Write the proportion equation
7,842,358.43 : 11,763,546.79 = 2,451,037.11 : x - Step 2: Convert to fraction form
7,842,358.43/11,763,546.79 = 2,451,037.11/x - Step 3: Cross multiply
7,842,358.43x = 11,763,546.79 × 2,451,037.11 - Step 4: Simplify right side
7,842,358.43x = 28,832,889,727,511.38 - Step 5: Solve for x
x = 28,832,889,727,511.38/7,842,358.43 - Step 6: Final answer
x = 3,676,558.52
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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.