Finding the Fourth Proportional to 8,963,707.08, 13,448,316.36 and 8,011,049.88
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Solution
The fourth proportional to 8,963,707.08, 13,448,316.36 and 8,011,049.88 is: 12,019,037.68
Step by Step Solution
- Step 1: Write the proportion equation
8,963,707.08 : 13,448,316.36 = 8,011,049.88 : x - Step 2: Convert to fraction form
8,963,707.08/13,448,316.36 = 8,011,049.88/x - Step 3: Cross multiply
8,963,707.08x = 13,448,316.36 × 8,011,049.88 - Step 4: Simplify right side
8,963,707.08x = 107,735,133,161,980.03 - Step 5: Solve for x
x = 107,735,133,161,980.03/8,963,707.08 - Step 6: Final answer
x = 12,019,037.68
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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.