Finding the Fourth Proportional to 19,952,520.05, 27,534,465.50 and 10,785,162.80
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Solution
The fourth proportional to 19,952,520.05, 27,534,465.50 and 10,785,162.80 is: 14,883,518.09
Step by Step Solution
- Step 1: Write the proportion equation
19,952,520.05 : 27,534,465.50 = 10,785,162.80 : x - Step 2: Convert to fraction form
19,952,520.05/27,534,465.50 = 10,785,162.80/x - Step 3: Cross multiply
19,952,520.05x = 27,534,465.50 × 10,785,162.80 - Step 4: Simplify right side
19,952,520.05x = 296,963,693,043,393.75 - Step 5: Solve for x
x = 296,963,693,043,393.75/19,952,520.05 - Step 6: Final answer
x = 14,883,518.09
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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.