Finding the Fourth Proportional to 9,618,679.52, 14,430,231.12 and 2,887,220.96
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Solution
The fourth proportional to 9,618,679.52, 14,430,231.12 and 2,887,220.96 is: 4,331,495.36
Step by Step Solution
- Step 1: Write the proportion equation
9,618,679.52 : 14,430,231.12 = 2,887,220.96 : x - Step 2: Convert to fraction form
9,618,679.52/14,430,231.12 = 2,887,220.96/x - Step 3: Cross multiply
9,618,679.52x = 14,430,231.12 × 2,887,220.96 - Step 4: Simplify right side
9,618,679.52x = 41,663,265,747,308.27 - Step 5: Solve for x
x = 41,663,265,747,308.27/9,618,679.52 - Step 6: Final answer
x = 4,331,495.36
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.