Finding the Fourth Proportional to 11,392,106.44, 15,721,254.55 and 6,235,357.27
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Solution
The fourth proportional to 11,392,106.44, 15,721,254.55 and 6,235,357.27 is: 8,604,873.85
Step by Step Solution
- Step 1: Write the proportion equation
11,392,106.44 : 15,721,254.55 = 6,235,357.27 : x - Step 2: Convert to fraction form
11,392,106.44/15,721,254.55 = 6,235,357.27/x - Step 3: Cross multiply
11,392,106.44x = 15,721,254.55 × 6,235,357.27 - Step 4: Simplify right side
11,392,106.44x = 98,027,638,851,863.08 - Step 5: Solve for x
x = 98,027,638,851,863.08/11,392,106.44 - Step 6: Final answer
x = 8,604,873.85
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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.