Finding the Fourth Proportional to 7,445,947.44, 11,170,716.12 and 2,587,548
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Solution
The fourth proportional to 7,445,947.44, 11,170,716.12 and 2,587,548 is: 3,881,945.77
Step by Step Solution
- Step 1: Write the proportion equation
7,445,947.44 : 11,170,716.12 = 2,587,548 : x - Step 2: Convert to fraction form
7,445,947.44/11,170,716.12 = 2,587,548/x - Step 3: Cross multiply
7,445,947.44x = 11,170,716.12 × 2,587,548 - Step 4: Simplify right side
7,445,947.44x = 28,904,764,154,873.76 - Step 5: Solve for x
x = 28,904,764,154,873.76/7,445,947.44 - Step 6: Final answer
x = 3,881,945.77
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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.