Finding the Fourth Proportional to 11,612,707.16, 16,025,598.18 and 6,386,052.35
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Solution
The fourth proportional to 11,612,707.16, 16,025,598.18 and 6,386,052.35 is: 8,812,786.50
Step by Step Solution
- Step 1: Write the proportion equation
11,612,707.16 : 16,025,598.18 = 6,386,052.35 : x - Step 2: Convert to fraction form
11,612,707.16/16,025,598.18 = 6,386,052.35/x - Step 3: Cross multiply
11,612,707.16x = 16,025,598.18 × 6,386,052.35 - Step 4: Simplify right side
11,612,707.16x = 102,340,308,837,416.72 - Step 5: Solve for x
x = 102,340,308,837,416.72/11,612,707.16 - Step 6: Final answer
x = 8,812,786.50
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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.