Finding the Fourth Proportional to 7,696,831.52, 11,543,381.04 and 3,206,658.08
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Solution
The fourth proportional to 7,696,831.52, 11,543,381.04 and 3,206,658.08 is: 4,809,209.61
Step by Step Solution
- Step 1: Write the proportion equation
7,696,831.52 : 11,543,381.04 = 3,206,658.08 : x - Step 2: Convert to fraction form
7,696,831.52/11,543,381.04 = 3,206,658.08/x - Step 3: Cross multiply
7,696,831.52x = 11,543,381.04 × 3,206,658.08 - Step 4: Simplify right side
7,696,831.52x = 37,015,676,123,318.22 - Step 5: Solve for x
x = 37,015,676,123,318.22/7,696,831.52 - Step 6: Final answer
x = 4,809,209.61
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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.