Finding the Fourth Proportional to 72,063,174.29, 108,202,624.27 and 62,377,826.09
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Solution
The fourth proportional to 72,063,174.29, 108,202,624.27 and 62,377,826.09 is: 93,660,105.12
Step by Step Solution
- Step 1: Write the proportion equation
72,063,174.29 : 108,202,624.27 = 62,377,826.09 : x - Step 2: Convert to fraction form
72,063,174.29/108,202,624.27 = 62,377,826.09/x - Step 3: Cross multiply
72,063,174.29x = 108,202,624.27 × 62,377,826.09 - Step 4: Simplify right side
72,063,174.29x = 6,749,444,478,498,716 - Step 5: Solve for x
x = 6,749,444,478,498,716/72,063,174.29 - Step 6: Final answer
x = 93,660,105.12
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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.