Finding the Fourth Proportional to 46,376,042.60, 69,539,180.70 and 19,419,242.60
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Solution
The fourth proportional to 46,376,042.60, 69,539,180.70 and 19,419,242.60 is: 29,118,444.45
Step by Step Solution
- Step 1: Write the proportion equation
46,376,042.60 : 69,539,180.70 = 19,419,242.60 : x - Step 2: Convert to fraction form
46,376,042.60/69,539,180.70 = 19,419,242.60/x - Step 3: Cross multiply
46,376,042.60x = 69,539,180.70 × 19,419,242.60 - Step 4: Simplify right side
46,376,042.60x = 1,350,398,220,218,538 - Step 5: Solve for x
x = 1,350,398,220,218,538/46,376,042.60 - Step 6: Final answer
x = 29,118,444.45
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.