Finding the Fourth Proportional to 48,534,497.97, 66,933,248.61 and 37,939,287.60
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Solution
The fourth proportional to 48,534,497.97, 66,933,248.61 and 37,939,287.60 is: 52,321,541.90
Step by Step Solution
- Step 1: Write the proportion equation
48,534,497.97 : 66,933,248.61 = 37,939,287.60 : x - Step 2: Convert to fraction form
48,534,497.97/66,933,248.61 = 37,939,287.60/x - Step 3: Cross multiply
48,534,497.97x = 66,933,248.61 × 37,939,287.60 - Step 4: Simplify right side
48,534,497.97x = 2,539,399,768,994,726.50 - Step 5: Solve for x
x = 2,539,399,768,994,726.50/48,534,497.97 - Step 6: Final answer
x = 52,321,541.90
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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.