Finding the Fourth Proportional to 48,571,468.99, 72,836,464.83 and 28,115,308.44
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Solution
The fourth proportional to 48,571,468.99, 72,836,464.83 and 28,115,308.44 is: 42,160,958.22
Step by Step Solution
- Step 1: Write the proportion equation
48,571,468.99 : 72,836,464.83 = 28,115,308.44 : x - Step 2: Convert to fraction form
48,571,468.99/72,836,464.83 = 28,115,308.44/x - Step 3: Cross multiply
48,571,468.99x = 72,836,464.83 × 28,115,308.44 - Step 4: Simplify right side
48,571,468.99x = 2,047,819,674,374,662.25 - Step 5: Solve for x
x = 2,047,819,674,374,662.25/48,571,468.99 - Step 6: Final answer
x = 42,160,958.22
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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.