Finding the Fourth Proportional to 23,639,961.14, 32,621,740.43 and 13,716,075.03
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Solution
The fourth proportional to 23,639,961.14, 32,621,740.43 and 13,716,075.03 is: 18,927,367.80
Step by Step Solution
- Step 1: Write the proportion equation
23,639,961.14 : 32,621,740.43 = 13,716,075.03 : x - Step 2: Convert to fraction form
23,639,961.14/32,621,740.43 = 13,716,075.03/x - Step 3: Cross multiply
23,639,961.14x = 32,621,740.43 × 13,716,075.03 - Step 4: Simplify right side
23,639,961.14x = 447,442,239,278,484.06 - Step 5: Solve for x
x = 447,442,239,278,484.06/23,639,961.14 - Step 6: Final answer
x = 18,927,367.80
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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.