Finding the Fourth Proportional to 39,772,247.12, 54,910,917.48 and 27,234,282.80
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Solution
The fourth proportional to 39,772,247.12, 54,910,917.48 and 27,234,282.80 is: 37,600,577.38
Step by Step Solution
- Step 1: Write the proportion equation
39,772,247.12 : 54,910,917.48 = 27,234,282.80 : x - Step 2: Convert to fraction form
39,772,247.12/54,910,917.48 = 27,234,282.80/x - Step 3: Cross multiply
39,772,247.12x = 54,910,917.48 × 27,234,282.80 - Step 4: Simplify right side
39,772,247.12x = 1,495,459,455,457,783.25 - Step 5: Solve for x
x = 1,495,459,455,457,783.25/39,772,247.12 - Step 6: Final answer
x = 37,600,577.38
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.