Finding the Fourth Proportional to 22,942,930.57, 34,414,760.79 and 12,772,434.53
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Solution
The fourth proportional to 22,942,930.57, 34,414,760.79 and 12,772,434.53 is: 19,158,854.96
Step by Step Solution
- Step 1: Write the proportion equation
22,942,930.57 : 34,414,760.79 = 12,772,434.53 : x - Step 2: Convert to fraction form
22,942,930.57/34,414,760.79 = 12,772,434.53/x - Step 3: Cross multiply
22,942,930.57x = 34,414,760.79 × 12,772,434.53 - Step 4: Simplify right side
22,942,930.57x = 439,560,279,141,923 - Step 5: Solve for x
x = 439,560,279,141,923/22,942,930.57 - Step 6: Final answer
x = 19,158,854.96
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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.