Finding the Fourth Proportional to 5,927,416.19, 8,176,838.50 and 3,967,376.17
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Solution
The fourth proportional to 5,927,416.19, 8,176,838.50 and 3,967,376.17 is: 5,472,973.91
Step by Step Solution
- Step 1: Write the proportion equation
5,927,416.19 : 8,176,838.50 = 3,967,376.17 : x - Step 2: Convert to fraction form
5,927,416.19/8,176,838.50 = 3,967,376.17/x - Step 3: Cross multiply
5,927,416.19x = 8,176,838.50 × 3,967,376.17 - Step 4: Simplify right side
5,927,416.19x = 32,440,594,199,529.00 - Step 5: Solve for x
x = 32,440,594,199,529.00/5,927,416.19 - Step 6: Final answer
x = 5,472,973.91
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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.