Finding the Fourth Proportional to 9,476,090.70, 14,214,136.05 and 8,466,352.80
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Solution
The fourth proportional to 9,476,090.70, 14,214,136.05 and 8,466,352.80 is: 12,699,529.20
Step by Step Solution
- Step 1: Write the proportion equation
9,476,090.70 : 14,214,136.05 = 8,466,352.80 : x - Step 2: Convert to fraction form
9,476,090.70/14,214,136.05 = 8,466,352.80/x - Step 3: Cross multiply
9,476,090.70x = 14,214,136.05 × 8,466,352.80 - Step 4: Simplify right side
9,476,090.70x = 120,341,890,546,498.45 - Step 5: Solve for x
x = 120,341,890,546,498.45/9,476,090.70 - Step 6: Final answer
x = 12,699,529.20
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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.