Finding the Fourth Proportional to 35,126,237.12, 48,474,781.19 and 19,231,056.75
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Solution
The fourth proportional to 35,126,237.12, 48,474,781.19 and 19,231,056.75 is: 26,539,172.55
Step by Step Solution
- Step 1: Write the proportion equation
35,126,237.12 : 48,474,781.19 = 19,231,056.75 : x - Step 2: Convert to fraction form
35,126,237.12/48,474,781.19 = 19,231,056.75/x - Step 3: Cross multiply
35,126,237.12x = 48,474,781.19 × 19,231,056.75 - Step 4: Simplify right side
35,126,237.12x = 932,221,267,936,451.38 - Step 5: Solve for x
x = 932,221,267,936,451.38/35,126,237.12 - Step 6: Final answer
x = 26,539,172.55
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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.