Finding the Fourth Proportional to 22,319,636.80, 33,489,751.74 and 10,192,817.80
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Solution
The fourth proportional to 22,319,636.80, 33,489,751.74 and 10,192,817.80 is: 15,293,928.87
Step by Step Solution
- Step 1: Write the proportion equation
22,319,636.80 : 33,489,751.74 = 10,192,817.80 : x - Step 2: Convert to fraction form
22,319,636.80/33,489,751.74 = 10,192,817.80/x - Step 3: Cross multiply
22,319,636.80x = 33,489,751.74 × 10,192,817.80 - Step 4: Simplify right side
22,319,636.80x = 341,354,937,653,053 - Step 5: Solve for x
x = 341,354,937,653,053/22,319,636.80 - Step 6: Final answer
x = 15,293,928.87
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1.5x scale
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.