Finding the Fourth Proportional to 11,237,572.40, 16,856,366.81 and 2,717,917.07
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Solution
The fourth proportional to 11,237,572.40, 16,856,366.81 and 2,717,917.07 is: 4,076,877.59
Step by Step Solution
- Step 1: Write the proportion equation
11,237,572.40 : 16,856,366.81 = 2,717,917.07 : x - Step 2: Convert to fraction form
11,237,572.40/16,856,366.81 = 2,717,917.07/x - Step 3: Cross multiply
11,237,572.40x = 16,856,366.81 × 2,717,917.07 - Step 4: Simplify right side
11,237,572.40x = 45,814,207,119,631.77 - Step 5: Solve for x
x = 45,814,207,119,631.77/11,237,572.40 - Step 6: Final answer
x = 4,076,877.59
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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.