Finding the Fourth Proportional to 33,668,701.63, 50,502,747.84 and 10,639,639.93
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Solution
The fourth proportional to 33,668,701.63, 50,502,747.84 and 10,639,639.93 is: 15,959,363.64
Step by Step Solution
- Step 1: Write the proportion equation
33,668,701.63 : 50,502,747.84 = 10,639,639.93 : x - Step 2: Convert to fraction form
33,668,701.63/50,502,747.84 = 10,639,639.93/x - Step 3: Cross multiply
33,668,701.63x = 50,502,747.84 × 10,639,639.93 - Step 4: Simplify right side
33,668,701.63x = 537,331,052,493,185.25 - Step 5: Solve for x
x = 537,331,052,493,185.25/33,668,701.63 - Step 6: Final answer
x = 15,959,363.64
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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.