Finding the Fourth Proportional to 24,157,223.75, 33,336,968.78 and 13,292,207.75
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Solution
The fourth proportional to 24,157,223.75, 33,336,968.78 and 13,292,207.75 is: 18,343,246.70
Step by Step Solution
- Step 1: Write the proportion equation
24,157,223.75 : 33,336,968.78 = 13,292,207.75 : x - Step 2: Convert to fraction form
24,157,223.75/33,336,968.78 = 13,292,207.75/x - Step 3: Cross multiply
24,157,223.75x = 33,336,968.78 × 13,292,207.75 - Step 4: Simplify right side
24,157,223.75x = 443,121,914,779,024.06 - Step 5: Solve for x
x = 443,121,914,779,024.06/24,157,223.75 - Step 6: Final answer
x = 18,343,246.70
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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.