Finding the Fourth Proportional to 76,158,287.83, 114,253,820.14 and 23,634,921.99
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Solution
The fourth proportional to 76,158,287.83, 114,253,820.14 and 23,634,921.99 is: 35,457,468.95
Step by Step Solution
- Step 1: Write the proportion equation
76,158,287.83 : 114,253,820.14 = 23,634,921.99 : x - Step 2: Convert to fraction form
76,158,287.83/114,253,820.14 = 23,634,921.99/x - Step 3: Cross multiply
76,158,287.83x = 114,253,820.14 × 23,634,921.99 - Step 4: Simplify right side
76,158,287.83x = 2,700,380,125,518,115 - Step 5: Solve for x
x = 2,700,380,125,518,115/76,158,287.83 - Step 6: Final answer
x = 35,457,468.95
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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.