Finding the Fourth Proportional to 33,149,269.70, 49,723,904.55 and 27,888,003.80
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Solution
The fourth proportional to 33,149,269.70, 49,723,904.55 and 27,888,003.80 is: 41,832,005.70
Step by Step Solution
- Step 1: Write the proportion equation
33,149,269.70 : 49,723,904.55 = 27,888,003.80 : x - Step 2: Convert to fraction form
33,149,269.70/49,723,904.55 = 27,888,003.80/x - Step 3: Cross multiply
33,149,269.70x = 49,723,904.55 × 27,888,003.80 - Step 4: Simplify right side
33,149,269.70x = 1,386,700,439,041,237.25 - Step 5: Solve for x
x = 1,386,700,439,041,237.25/33,149,269.70 - Step 6: Final answer
x = 41,832,005.70
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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.