Finding the Fourth Proportional to 10,474,362.40, 14,452,453.81 and 6,122,606.92
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Solution
The fourth proportional to 10,474,362.40, 14,452,453.81 and 6,122,606.92 is: 8,447,931.28
Step by Step Solution
- Step 1: Write the proportion equation
10,474,362.40 : 14,452,453.81 = 6,122,606.92 : x - Step 2: Convert to fraction form
10,474,362.40/14,452,453.81 = 6,122,606.92/x - Step 3: Cross multiply
10,474,362.40x = 14,452,453.81 × 6,122,606.92 - Step 4: Simplify right side
10,474,362.40x = 88,486,693,726,463.88 - Step 5: Solve for x
x = 88,486,693,726,463.88/10,474,362.40 - Step 6: Final answer
x = 8,447,931.28
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.