Finding the Fourth Proportional to 17,453,091.80, 26,179,637.70 and 5,485,827.80
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Solution
The fourth proportional to 17,453,091.80, 26,179,637.70 and 5,485,827.80 is: 8,228,741.70
Step by Step Solution
- Step 1: Write the proportion equation
17,453,091.80 : 26,179,637.70 = 5,485,827.80 : x - Step 2: Convert to fraction form
17,453,091.80/26,179,637.70 = 5,485,827.80/x - Step 3: Cross multiply
17,453,091.80x = 26,179,637.70 × 5,485,827.80 - Step 4: Simplify right side
17,453,091.80x = 143,616,984,288,588.06 - Step 5: Solve for x
x = 143,616,984,288,588.06/17,453,091.80 - Step 6: Final answer
x = 8,228,741.70
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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.