Finding the Fourth Proportional to 39,253,078.22, 58,886,013.14 and 11,589,792.03
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Solution
The fourth proportional to 39,253,078.22, 58,886,013.14 and 11,589,792.03 is: 17,386,576.46
Step by Step Solution
- Step 1: Write the proportion equation
39,253,078.22 : 58,886,013.14 = 11,589,792.03 : x - Step 2: Convert to fraction form
39,253,078.22/58,886,013.14 = 11,589,792.03/x - Step 3: Cross multiply
39,253,078.22x = 58,886,013.14 × 11,589,792.03 - Step 4: Simplify right side
39,253,078.22x = 682,476,645,768,447.25 - Step 5: Solve for x
x = 682,476,645,768,447.25/39,253,078.22 - Step 6: Final answer
x = 17,386,576.46
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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.