Finding the Fourth Proportional to 13,223,471.36, 19,826,151.75 and 6,733,984.88
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Solution
The fourth proportional to 13,223,471.36, 19,826,151.75 and 6,733,984.88 is: 10,096,365.96
Step by Step Solution
- Step 1: Write the proportion equation
13,223,471.36 : 19,826,151.75 = 6,733,984.88 : x - Step 2: Convert to fraction form
13,223,471.36/19,826,151.75 = 6,733,984.88/x - Step 3: Cross multiply
13,223,471.36x = 19,826,151.75 × 6,733,984.88 - Step 4: Simplify right side
13,223,471.36x = 133,509,006,013,954.78 - Step 5: Solve for x
x = 133,509,006,013,954.78/13,223,471.36 - Step 6: Final answer
x = 10,096,365.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.