Finding the Fourth Proportional to 8,468,241.58, 12,698,360.16 and 3,283,277.68
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Solution
The fourth proportional to 8,468,241.58, 12,698,360.16 and 3,283,277.68 is: 4,923,364.80
Step by Step Solution
- Step 1: Write the proportion equation
8,468,241.58 : 12,698,360.16 = 3,283,277.68 : x - Step 2: Convert to fraction form
8,468,241.58/12,698,360.16 = 3,283,277.68/x - Step 3: Cross multiply
8,468,241.58x = 12,698,360.16 × 3,283,277.68 - Step 4: Simplify right side
8,468,241.58x = 41,692,242,485,929.23 - Step 5: Solve for x
x = 41,692,242,485,929.23/8,468,241.58 - Step 6: Final answer
x = 4,923,364.80
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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.