Finding the Fourth Proportional to 26,404,315.26, 36,440,136.42 and 14,647,374.21
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Solution
The fourth proportional to 26,404,315.26, 36,440,136.42 and 14,647,374.21 is: 20,214,586.49
Step by Step Solution
- Step 1: Write the proportion equation
26,404,315.26 : 36,440,136.42 = 14,647,374.21 : x - Step 2: Convert to fraction form
26,404,315.26/36,440,136.42 = 14,647,374.21/x - Step 3: Cross multiply
26,404,315.26x = 36,440,136.42 × 14,647,374.21 - Step 4: Simplify right side
26,404,315.26x = 533,752,314,407,189.81 - Step 5: Solve for x
x = 533,752,314,407,189.81/26,404,315.26 - Step 6: Final answer
x = 20,214,586.49
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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.