Finding the Fourth Proportional to 17,842,218.40, 26,763,327.60 and 5,873,399.20
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Solution
The fourth proportional to 17,842,218.40, 26,763,327.60 and 5,873,399.20 is: 8,810,098.80
Step by Step Solution
- Step 1: Write the proportion equation
17,842,218.40 : 26,763,327.60 = 5,873,399.20 : x - Step 2: Convert to fraction form
17,842,218.40/26,763,327.60 = 5,873,399.20/x - Step 3: Cross multiply
17,842,218.40x = 26,763,327.60 × 5,873,399.20 - Step 4: Simplify right side
17,842,218.40x = 157,191,706,915,177.94 - Step 5: Solve for x
x = 157,191,706,915,177.94/17,842,218.40 - Step 6: Final answer
x = 8,810,098.80
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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.