Finding the Fourth Proportional to 39,457,075.80, 59,185,613.70 and 29,891,137.80
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Solution
The fourth proportional to 39,457,075.80, 59,185,613.70 and 29,891,137.80 is: 44,836,706.70
Step by Step Solution
- Step 1: Write the proportion equation
39,457,075.80 : 59,185,613.70 = 29,891,137.80 : x - Step 2: Convert to fraction form
39,457,075.80/59,185,613.70 = 29,891,137.80/x - Step 3: Cross multiply
39,457,075.80x = 59,185,613.70 × 29,891,137.80 - Step 4: Simplify right side
39,457,075.80x = 1,769,125,334,884,268 - Step 5: Solve for x
x = 1,769,125,334,884,268/39,457,075.80 - Step 6: Final answer
x = 44,836,706.70
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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.