Finding the Fourth Proportional to 14,861,804.90, 22,292,707.35 and 4,080,769.70
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Solution
The fourth proportional to 14,861,804.90, 22,292,707.35 and 4,080,769.70 is: 6,121,154.55
Step by Step Solution
- Step 1: Write the proportion equation
14,861,804.90 : 22,292,707.35 = 4,080,769.70 : x - Step 2: Convert to fraction form
14,861,804.90/22,292,707.35 = 4,080,769.70/x - Step 3: Cross multiply
14,861,804.90x = 22,292,707.35 × 4,080,769.70 - Step 4: Simplify right side
14,861,804.90x = 90,971,404,684,847.31 - Step 5: Solve for x
x = 90,971,404,684,847.31/14,861,804.90 - Step 6: Final answer
x = 6,121,154.55
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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.