Finding the Fourth Proportional to 8,399,057.50, 11,584,510.61 and 6,334,159.99
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Solution
The fourth proportional to 8,399,057.50, 11,584,510.61 and 6,334,159.99 is: 8,736,473.54
Step by Step Solution
- Step 1: Write the proportion equation
8,399,057.50 : 11,584,510.61 = 6,334,159.99 : x - Step 2: Convert to fraction form
8,399,057.50/11,584,510.61 = 6,334,159.99/x - Step 3: Cross multiply
8,399,057.50x = 11,584,510.61 × 6,334,159.99 - Step 4: Simplify right side
8,399,057.50x = 73,378,143,609,592.50 - Step 5: Solve for x
x = 73,378,143,609,592.50/8,399,057.50 - Step 6: Final answer
x = 8,736,473.54
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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.