Finding the Fourth Proportional to 7,850,301.51, 11,776,190.69 and 2,310,840.78
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Solution
The fourth proportional to 7,850,301.51, 11,776,190.69 and 2,310,840.78 is: 3,466,478.53
Step by Step Solution
- Step 1: Write the proportion equation
7,850,301.51 : 11,776,190.69 = 2,310,840.78 : x - Step 2: Convert to fraction form
7,850,301.51/11,776,190.69 = 2,310,840.78/x - Step 3: Cross multiply
7,850,301.51x = 11,776,190.69 × 2,310,840.78 - Step 4: Simplify right side
7,850,301.51x = 27,212,901,667,954.13 - Step 5: Solve for x
x = 27,212,901,667,954.13/7,850,301.51 - Step 6: Final answer
x = 3,466,478.53
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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.