Finding the Fourth Proportional to 8,028,798.05, 11,079,753.50 and 4,357,715.97
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Solution
The fourth proportional to 8,028,798.05, 11,079,753.50 and 4,357,715.97 is: 6,013,654.65
Step by Step Solution
- Step 1: Write the proportion equation
8,028,798.05 : 11,079,753.50 = 4,357,715.97 : x - Step 2: Convert to fraction form
8,028,798.05/11,079,753.50 = 4,357,715.97/x - Step 3: Cross multiply
8,028,798.05x = 11,079,753.50 × 4,357,715.97 - Step 4: Simplify right side
8,028,798.05x = 48,282,418,748,824.81 - Step 5: Solve for x
x = 48,282,418,748,824.81/8,028,798.05 - Step 6: Final answer
x = 6,013,654.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.