Finding the Fourth Proportional to 10,382,044.68, 14,326,788.12 and 5,971,434.97
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Solution
The fourth proportional to 10,382,044.68, 14,326,788.12 and 5,971,434.97 is: 8,240,330.90
Step by Step Solution
- Step 1: Write the proportion equation
10,382,044.68 : 14,326,788.12 = 5,971,434.97 : x - Step 2: Convert to fraction form
10,382,044.68/14,326,788.12 = 5,971,434.97/x - Step 3: Cross multiply
10,382,044.68x = 14,326,788.12 × 5,971,434.97 - Step 4: Simplify right side
10,382,044.68x = 85,551,483,587,548.55 - Step 5: Solve for x
x = 85,551,483,587,548.55/10,382,044.68 - Step 6: Final answer
x = 8,240,330.90
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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.