Finding the Fourth Proportional to 8,402,462.19, 11,596,502.79 and 4,732,096.28
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Solution
The fourth proportional to 8,402,462.19, 11,596,502.79 and 4,732,096.28 is: 6,530,915.15
Step by Step Solution
- Step 1: Write the proportion equation
8,402,462.19 : 11,596,502.79 = 4,732,096.28 : x - Step 2: Convert to fraction form
8,402,462.19/11,596,502.79 = 4,732,096.28/x - Step 3: Cross multiply
8,402,462.19x = 11,596,502.79 × 4,732,096.28 - Step 4: Simplify right side
8,402,462.19x = 54,875,767,655,586.11 - Step 5: Solve for x
x = 54,875,767,655,586.11/8,402,462.19 - Step 6: Final answer
x = 6,530,915.15
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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.