Finding the Fourth Proportional to 10,399,591.05, 15,604,826.22 and 4,256,133.09
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Solution
The fourth proportional to 10,399,591.05, 15,604,826.22 and 4,256,133.09 is: 6,386,425.86
Step by Step Solution
- Step 1: Write the proportion equation
10,399,591.05 : 15,604,826.22 = 4,256,133.09 : x - Step 2: Convert to fraction form
10,399,591.05/15,604,826.22 = 4,256,133.09/x - Step 3: Cross multiply
10,399,591.05x = 15,604,826.22 × 4,256,133.09 - Step 4: Simplify right side
10,399,591.05x = 66,416,217,238,641.62 - Step 5: Solve for x
x = 66,416,217,238,641.62/10,399,591.05 - Step 6: Final answer
x = 6,386,425.86
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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.