Finding the Fourth Proportional to 36,209,739.74, 49,970,387.88 and 19,690,830.44
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Solution
The fourth proportional to 36,209,739.74, 49,970,387.88 and 19,690,830.44 is: 27,173,861.00
Step by Step Solution
- Step 1: Write the proportion equation
36,209,739.74 : 49,970,387.88 = 19,690,830.44 : x - Step 2: Convert to fraction form
36,209,739.74/49,970,387.88 = 19,690,830.44/x - Step 3: Cross multiply
36,209,739.74x = 49,970,387.88 × 19,690,830.44 - Step 4: Simplify right side
36,209,739.74x = 983,958,434,417,804.88 - Step 5: Solve for x
x = 983,958,434,417,804.88/36,209,739.74 - Step 6: Final answer
x = 27,173,861.00
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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.