Finding the Fourth Proportional to 35,480,709.18, 48,963,286.54 and 19,799,569.16
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Solution
The fourth proportional to 35,480,709.18, 48,963,286.54 and 19,799,569.16 is: 27,323,354.03
Step by Step Solution
- Step 1: Write the proportion equation
35,480,709.18 : 48,963,286.54 = 19,799,569.16 : x - Step 2: Convert to fraction form
35,480,709.18/48,963,286.54 = 19,799,569.16/x - Step 3: Cross multiply
35,480,709.18x = 48,963,286.54 × 19,799,569.16 - Step 4: Simplify right side
35,480,709.18x = 969,451,978,149,627.12 - Step 5: Solve for x
x = 969,451,978,149,627.12/35,480,709.18 - Step 6: Final answer
x = 27,323,354.03
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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.