Finding the Fourth Proportional to 34,790,785.97, 48,009,969.32 and 19,321,867.07
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Solution
The fourth proportional to 34,790,785.97, 48,009,969.32 and 19,321,867.07 is: 26,663,446.06
Step by Step Solution
- Step 1: Write the proportion equation
34,790,785.97 : 48,009,969.32 = 19,321,867.07 : x - Step 2: Convert to fraction form
34,790,785.97/48,009,969.32 = 19,321,867.07/x - Step 3: Cross multiply
34,790,785.97x = 48,009,969.32 × 19,321,867.07 - Step 4: Simplify right side
34,790,785.97x = 927,642,245,044,073.12 - Step 5: Solve for x
x = 927,642,245,044,073.12/34,790,785.97 - Step 6: Final answer
x = 26,663,446.06
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.