Finding the Fourth Proportional to 9,476,090.20, 14,214,135.30 and 8,466,352.30
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Solution
The fourth proportional to 9,476,090.20, 14,214,135.30 and 8,466,352.30 is: 12,699,528.45
Step by Step Solution
- Step 1: Write the proportion equation
9,476,090.20 : 14,214,135.30 = 8,466,352.30 : x - Step 2: Convert to fraction form
9,476,090.20/14,214,135.30 = 8,466,352.30/x - Step 3: Cross multiply
9,476,090.20x = 14,214,135.30 × 8,466,352.30 - Step 4: Simplify right side
9,476,090.20x = 120,341,877,089,666.20 - Step 5: Solve for x
x = 120,341,877,089,666.20/9,476,090.20 - Step 6: Final answer
x = 12,699,528.45
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Double scale
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Similar ratio
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1.5x scale
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.