Finding the Fourth Proportional to 31,355,168.41, 47,033,225.40 and 10,885,537.99
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Solution
The fourth proportional to 31,355,168.41, 47,033,225.40 and 10,885,537.99 is: 16,328,471.12
Step by Step Solution
- Step 1: Write the proportion equation
31,355,168.41 : 47,033,225.40 = 10,885,537.99 : x - Step 2: Convert to fraction form
31,355,168.41/47,033,225.40 = 10,885,537.99/x - Step 3: Cross multiply
31,355,168.41x = 47,033,225.40 × 10,885,537.99 - Step 4: Simplify right side
31,355,168.41x = 511,981,961,983,545.31 - Step 5: Solve for x
x = 511,981,961,983,545.31/31,355,168.41 - Step 6: Final answer
x = 16,328,471.12
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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.