Finding the Fourth Proportional to 39,207,216.40, 58,814,512.63 and 11,541,152.05
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Solution
The fourth proportional to 39,207,216.40, 58,814,512.63 and 11,541,152.05 is: 17,312,813.69
Step by Step Solution
- Step 1: Write the proportion equation
39,207,216.40 : 58,814,512.63 = 11,541,152.05 : x - Step 2: Convert to fraction form
39,207,216.40/58,814,512.63 = 11,541,152.05/x - Step 3: Cross multiply
39,207,216.40x = 58,814,512.63 × 11,541,152.05 - Step 4: Simplify right side
39,207,216.40x = 678,787,232,833,586.12 - Step 5: Solve for x
x = 678,787,232,833,586.12/39,207,216.40 - Step 6: Final answer
x = 17,312,813.69
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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.