Finding the Fourth Proportional to 75,593,643.96, 113,399,820.18 and 27,076,703.16
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Solution
The fourth proportional to 75,593,643.96, 113,399,820.18 and 27,076,703.16 is: 40,618,405.31
Step by Step Solution
- Step 1: Write the proportion equation
75,593,643.96 : 113,399,820.18 = 27,076,703.16 : x - Step 2: Convert to fraction form
75,593,643.96/113,399,820.18 = 27,076,703.16/x - Step 3: Cross multiply
75,593,643.96x = 113,399,820.18 × 27,076,703.16 - Step 4: Simplify right side
75,593,643.96x = 3,070,493,269,411,238 - Step 5: Solve for x
x = 3,070,493,269,411,238/75,593,643.96 - Step 6: Final answer
x = 40,618,405.31
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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.