Finding the Fourth Proportional to 25,683,354.99, 35,443,077.26 and 13,922,586.99
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Solution
The fourth proportional to 25,683,354.99, 35,443,077.26 and 13,922,586.99 is: 19,213,195.72
Step by Step Solution
- Step 1: Write the proportion equation
25,683,354.99 : 35,443,077.26 = 13,922,586.99 : x - Step 2: Convert to fraction form
25,683,354.99/35,443,077.26 = 13,922,586.99/x - Step 3: Cross multiply
25,683,354.99x = 35,443,077.26 × 13,922,586.99 - Step 4: Simplify right side
25,683,354.99x = 493,459,326,276,027.94 - Step 5: Solve for x
x = 493,459,326,276,027.94/25,683,354.99 - Step 6: Final answer
x = 19,213,195.72
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.