Finding the Fourth Proportional to 26,472,356.40, 39,708,534.60 and 7,303,082.70
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Solution
The fourth proportional to 26,472,356.40, 39,708,534.60 and 7,303,082.70 is: 10,954,624.05
Step by Step Solution
- Step 1: Write the proportion equation
26,472,356.40 : 39,708,534.60 = 7,303,082.70 : x - Step 2: Convert to fraction form
26,472,356.40/39,708,534.60 = 7,303,082.70/x - Step 3: Cross multiply
26,472,356.40x = 39,708,534.60 × 7,303,082.70 - Step 4: Simplify right side
26,472,356.40x = 289,994,712,079,611.44 - Step 5: Solve for x
x = 289,994,712,079,611.44/26,472,356.40 - Step 6: Final answer
x = 10,954,624.05
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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.