Finding the Fourth Proportional to 22,153,435.98, 33,229,886.61 and 5,757,268.02
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Solution
The fourth proportional to 22,153,435.98, 33,229,886.61 and 5,757,268.02 is: 8,635,832.55
Step by Step Solution
- Step 1: Write the proportion equation
22,153,435.98 : 33,229,886.61 = 5,757,268.02 : x - Step 2: Convert to fraction form
22,153,435.98/33,229,886.61 = 5,757,268.02/x - Step 3: Cross multiply
22,153,435.98x = 33,229,886.61 × 5,757,268.02 - Step 4: Simplify right side
22,153,435.98x = 191,313,363,487,979.19 - Step 5: Solve for x
x = 191,313,363,487,979.19/22,153,435.98 - Step 6: Final answer
x = 8,635,832.55
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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.