Finding the Fourth Proportional to 7,634,886.06, 11,452,030.20 and 2,586,196.56
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Solution
The fourth proportional to 7,634,886.06, 11,452,030.20 and 2,586,196.56 is: 3,879,193.60
Step by Step Solution
- Step 1: Write the proportion equation
7,634,886.06 : 11,452,030.20 = 2,586,196.56 : x - Step 2: Convert to fraction form
7,634,886.06/11,452,030.20 = 2,586,196.56/x - Step 3: Cross multiply
7,634,886.06x = 11,452,030.20 × 2,586,196.56 - Step 4: Simplify right side
7,634,886.06x = 29,617,201,108,256.11 - Step 5: Solve for x
x = 29,617,201,108,256.11/7,634,886.06 - Step 6: Final answer
x = 3,879,193.60
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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.