Finding the Fourth Proportional to 56,929,649.04, 85,399,723.26 and 18,591,364.08
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Solution
The fourth proportional to 56,929,649.04, 85,399,723.26 and 18,591,364.08 is: 27,888,760.50
Step by Step Solution
- Step 1: Write the proportion equation
56,929,649.04 : 85,399,723.26 = 18,591,364.08 : x - Step 2: Convert to fraction form
56,929,649.04/85,399,723.26 = 18,591,364.08/x - Step 3: Cross multiply
56,929,649.04x = 85,399,723.26 × 18,591,364.08 - Step 4: Simplify right side
56,929,649.04x = 1,587,697,347,457,904.50 - Step 5: Solve for x
x = 1,587,697,347,457,904.50/56,929,649.04 - Step 6: Final answer
x = 27,888,760.50
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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.