Finding the Fourth Proportional to 18,946,142.99, 26,145,695.87 and 10,244,313.29
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Solution
The fourth proportional to 18,946,142.99, 26,145,695.87 and 10,244,313.29 is: 14,137,162.36
Step by Step Solution
- Step 1: Write the proportion equation
18,946,142.99 : 26,145,695.87 = 10,244,313.29 : x - Step 2: Convert to fraction form
18,946,142.99/26,145,695.87 = 10,244,313.29/x - Step 3: Cross multiply
18,946,142.99x = 26,145,695.87 × 10,244,313.29 - Step 4: Simplify right side
18,946,142.99x = 267,844,699,495,389.06 - Step 5: Solve for x
x = 267,844,699,495,389.06/18,946,142.99 - Step 6: Final answer
x = 14,137,162.36
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.