Finding the Fourth Proportional to 19,182,528.88, 26,471,580.92 and 10,480,514.64
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Solution
The fourth proportional to 19,182,528.88, 26,471,580.92 and 10,480,514.64 is: 14,462,941.41
Step by Step Solution
- Step 1: Write the proportion equation
19,182,528.88 : 26,471,580.92 = 10,480,514.64 : x - Step 2: Convert to fraction form
19,182,528.88/26,471,580.92 = 10,480,514.64/x - Step 3: Cross multiply
19,182,528.88x = 26,471,580.92 × 10,480,514.64 - Step 4: Simplify right side
19,182,528.88x = 277,435,791,376,004.72 - Step 5: Solve for x
x = 277,435,791,376,004.72/19,182,528.88 - Step 6: Final answer
x = 14,462,941.41
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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.