Finding the Fourth Proportional to 22,692,203.49, 33,861,319.19 and 20,246,544.62
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Solution
The fourth proportional to 22,692,203.49, 33,861,319.19 and 20,246,544.62 is: 30,211,905.59
Step by Step Solution
- Step 1: Write the proportion equation
22,692,203.49 : 33,861,319.19 = 20,246,544.62 : x - Step 2: Convert to fraction form
22,692,203.49/33,861,319.19 = 20,246,544.62/x - Step 3: Cross multiply
22,692,203.49x = 33,861,319.19 × 20,246,544.62 - Step 4: Simplify right side
22,692,203.49x = 685,574,709,652,611.12 - Step 5: Solve for x
x = 685,574,709,652,611.12/22,692,203.49 - Step 6: Final answer
x = 30,211,905.59
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.