Finding the Fourth Proportional to 46,374,090.26, 69,574,598.47 and 18,693,722.70
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Solution
The fourth proportional to 46,374,090.26, 69,574,598.47 and 18,693,722.70 is: 28,046,011.12
Step by Step Solution
- Step 1: Write the proportion equation
46,374,090.26 : 69,574,598.47 = 18,693,722.70 : x - Step 2: Convert to fraction form
46,374,090.26/69,574,598.47 = 18,693,722.70/x - Step 3: Cross multiply
46,374,090.26x = 69,574,598.47 × 18,693,722.70 - Step 4: Simplify right side
46,374,090.26x = 1,300,608,250,785,391.25 - Step 5: Solve for x
x = 1,300,608,250,785,391.25/46,374,090.26 - Step 6: Final answer
x = 28,046,011.12
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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.