Finding the Fourth Proportional to 19,548,471.42, 26,881,228.35 and 16,965,668.16
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Solution
The fourth proportional to 19,548,471.42, 26,881,228.35 and 16,965,668.16 is: 23,329,599.03
Step by Step Solution
- Step 1: Write the proportion equation
19,548,471.42 : 26,881,228.35 = 16,965,668.16 : x - Step 2: Convert to fraction form
19,548,471.42/26,881,228.35 = 16,965,668.16/x - Step 3: Cross multiply
19,548,471.42x = 26,881,228.35 × 16,965,668.16 - Step 4: Simplify right side
19,548,471.42x = 456,057,999,919,284.38 - Step 5: Solve for x
x = 456,057,999,919,284.38/19,548,471.42 - Step 6: Final answer
x = 23,329,599.03
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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.