Finding the Fourth Proportional to 33,212,585.97, 49,815,515.07 and 8,953,965.09
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Solution
The fourth proportional to 33,212,585.97, 49,815,515.07 and 8,953,965.09 is: 13,430,040.75
Step by Step Solution
- Step 1: Write the proportion equation
33,212,585.97 : 49,815,515.07 = 8,953,965.09 : x - Step 2: Convert to fraction form
33,212,585.97/49,815,515.07 = 8,953,965.09/x - Step 3: Cross multiply
33,212,585.97x = 49,815,515.07 × 8,953,965.09 - Step 4: Simplify right side
33,212,585.97x = 446,046,382,877,148.88 - Step 5: Solve for x
x = 446,046,382,877,148.88/33,212,585.97 - Step 6: Final answer
x = 13,430,040.75
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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.