Finding the Fourth Proportional to 19,031,409.44, 26,263,278.52 and 10,329,581.56
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Solution
The fourth proportional to 19,031,409.44, 26,263,278.52 and 10,329,581.56 is: 14,254,786.46
Step by Step Solution
- Step 1: Write the proportion equation
19,031,409.44 : 26,263,278.52 = 10,329,581.56 : x - Step 2: Convert to fraction form
19,031,409.44/26,263,278.52 = 10,329,581.56/x - Step 3: Cross multiply
19,031,409.44x = 26,263,278.52 × 10,329,581.56 - Step 4: Simplify right side
19,031,409.44x = 271,288,677,505,336.09 - Step 5: Solve for x
x = 271,288,677,505,336.09/19,031,409.44 - Step 6: Final answer
x = 14,254,786.46
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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.