Finding the Fourth Proportional to 11,572,519.68, 17,358,911.28 and 4,382,101.08
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Solution
The fourth proportional to 11,572,519.68, 17,358,911.28 and 4,382,101.08 is: 6,573,201.51
Step by Step Solution
- Step 1: Write the proportion equation
11,572,519.68 : 17,358,911.28 = 4,382,101.08 : x - Step 2: Convert to fraction form
11,572,519.68/17,358,911.28 = 4,382,101.08/x - Step 3: Cross multiply
11,572,519.68x = 17,358,911.28 × 4,382,101.08 - Step 4: Simplify right side
11,572,519.68x = 76,068,503,867,712.19 - Step 5: Solve for x
x = 76,068,503,867,712.19/11,572,519.68 - Step 6: Final answer
x = 6,573,201.51
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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.