Finding the Fourth Proportional to 52,428,738.16, 72,354,108.36 and 29,224,033.12
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Solution
The fourth proportional to 52,428,738.16, 72,354,108.36 and 29,224,033.12 is: 40,330,531.18
Step by Step Solution
- Step 1: Write the proportion equation
52,428,738.16 : 72,354,108.36 = 29,224,033.12 : x - Step 2: Convert to fraction form
52,428,738.16/72,354,108.36 = 29,224,033.12/x - Step 3: Cross multiply
52,428,738.16x = 72,354,108.36 × 29,224,033.12 - Step 4: Simplify right side
52,428,738.16x = 2,114,478,859,080,709 - Step 5: Solve for x
x = 2,114,478,859,080,709/52,428,738.16 - Step 6: Final answer
x = 40,330,531.18
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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.