Finding the Fourth Proportional to 35,492,915.08, 48,980,255.52 and 19,195,391.08
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Solution
The fourth proportional to 35,492,915.08, 48,980,255.52 and 19,195,391.08 is: 26,489,657.38
Step by Step Solution
- Step 1: Write the proportion equation
35,492,915.08 : 48,980,255.52 = 19,195,391.08 : x - Step 2: Convert to fraction form
35,492,915.08/48,980,255.52 = 19,195,391.08/x - Step 3: Cross multiply
35,492,915.08x = 48,980,255.52 × 19,195,391.08 - Step 4: Simplify right side
35,492,915.08x = 940,195,159,904,728.75 - Step 5: Solve for x
x = 940,195,159,904,728.75/35,492,915.08 - Step 6: Final answer
x = 26,489,657.38
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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.