Finding the Fourth Proportional to 17,961,573.81, 26,959,394.04 and 11,117,444.12
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Solution
The fourth proportional to 17,961,573.81, 26,959,394.04 and 11,117,444.12 is: 16,686,709.07
Step by Step Solution
- Step 1: Write the proportion equation
17,961,573.81 : 26,959,394.04 = 11,117,444.12 : x - Step 2: Convert to fraction form
17,961,573.81/26,959,394.04 = 11,117,444.12/x - Step 3: Cross multiply
17,961,573.81x = 26,959,394.04 × 11,117,444.12 - Step 4: Simplify right side
17,961,573.81x = 299,719,556,613,964.06 - Step 5: Solve for x
x = 299,719,556,613,964.06/17,961,573.81 - Step 6: Final answer
x = 16,686,709.07
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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.