Finding the Fourth Proportional to 27,246,445.77, 37,600,851.65 and 16,651,551.00
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Solution
The fourth proportional to 27,246,445.77, 37,600,851.65 and 16,651,551.00 is: 22,979,602.70
Step by Step Solution
- Step 1: Write the proportion equation
27,246,445.77 : 37,600,851.65 = 16,651,551.00 : x - Step 2: Convert to fraction form
27,246,445.77/37,600,851.65 = 16,651,551.00/x - Step 3: Cross multiply
27,246,445.77x = 37,600,851.65 × 16,651,551.00 - Step 4: Simplify right side
27,246,445.77x = 626,112,498,951,154.62 - Step 5: Solve for x
x = 626,112,498,951,154.62/27,246,445.77 - Step 6: Final answer
x = 22,979,602.70
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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.