Finding the Fourth Proportional to 36,801,075.57, 55,130,863.91 and 20,577,822.09
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Solution
The fourth proportional to 36,801,075.57, 55,130,863.91 and 20,577,822.09 is: 30,827,172.62
Step by Step Solution
- Step 1: Write the proportion equation
36,801,075.57 : 55,130,863.91 = 20,577,822.09 : x - Step 2: Convert to fraction form
36,801,075.57/55,130,863.91 = 20,577,822.09/x - Step 3: Cross multiply
36,801,075.57x = 55,130,863.91 × 20,577,822.09 - Step 4: Simplify right side
36,801,075.57x = 1,134,473,109,105,092.75 - Step 5: Solve for x
x = 1,134,473,109,105,092.75/36,801,075.57 - Step 6: Final answer
x = 30,827,172.62
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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.