Finding the Fourth Proportional to 48,073,611.46, 66,344,838.73 and 27,158,390.06
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Solution
The fourth proportional to 48,073,611.46, 66,344,838.73 and 27,158,390.06 is: 37,480,417.09
Step by Step Solution
- Step 1: Write the proportion equation
48,073,611.46 : 66,344,838.73 = 27,158,390.06 : x - Step 2: Convert to fraction form
48,073,611.46/66,344,838.73 = 27,158,390.06/x - Step 3: Cross multiply
48,073,611.46x = 66,344,838.73 × 27,158,390.06 - Step 4: Simplify right side
48,073,611.46x = 1,801,819,008,697,134.75 - Step 5: Solve for x
x = 1,801,819,008,697,134.75/48,073,611.46 - Step 6: Final answer
x = 37,480,417.09
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1.5x scale
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.