Finding the Fourth Proportional to 7,369,682.96, 11,046,138.60 and 4,484,686.88
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Solution
The fourth proportional to 7,369,682.96, 11,046,138.60 and 4,484,686.88 is: 6,721,927.27
Step by Step Solution
- Step 1: Write the proportion equation
7,369,682.96 : 11,046,138.60 = 4,484,686.88 : x - Step 2: Convert to fraction form
7,369,682.96/11,046,138.60 = 4,484,686.88/x - Step 3: Cross multiply
7,369,682.96x = 11,046,138.60 × 4,484,686.88 - Step 4: Simplify right side
7,369,682.96x = 49,538,472,854,081.56 - Step 5: Solve for x
x = 49,538,472,854,081.56/7,369,682.96 - Step 6: Final answer
x = 6,721,927.27
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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.