Finding the Fourth Proportional to 24,586,541.70, 36,879,812.55 and 13,249,133.70
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Solution
The fourth proportional to 24,586,541.70, 36,879,812.55 and 13,249,133.70 is: 19,873,700.55
Step by Step Solution
- Step 1: Write the proportion equation
24,586,541.70 : 36,879,812.55 = 13,249,133.70 : x - Step 2: Convert to fraction form
24,586,541.70/36,879,812.55 = 13,249,133.70/x - Step 3: Cross multiply
24,586,541.70x = 36,879,812.55 × 13,249,133.70 - Step 4: Simplify right side
24,586,541.70x = 488,625,567,305,887.88 - Step 5: Solve for x
x = 488,625,567,305,887.88/24,586,541.70 - Step 6: Final answer
x = 19,873,700.55
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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.