Finding the Fourth Proportional to 17,468,148.51, 26,207,083.68 and 7,621,073.55
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Solution
The fourth proportional to 17,468,148.51, 26,207,083.68 and 7,621,073.55 is: 11,433,731.06
Step by Step Solution
- Step 1: Write the proportion equation
17,468,148.51 : 26,207,083.68 = 7,621,073.55 : x - Step 2: Convert to fraction form
17,468,148.51/26,207,083.68 = 7,621,073.55/x - Step 3: Cross multiply
17,468,148.51x = 26,207,083.68 × 7,621,073.55 - Step 4: Simplify right side
17,468,148.51x = 199,726,112,256,284.66 - Step 5: Solve for x
x = 199,726,112,256,284.66/17,468,148.51 - Step 6: Final answer
x = 11,433,731.06
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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.