Finding the Fourth Proportional to 35,480,708.19, 48,963,285.16 and 19,799,568.17
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Solution
The fourth proportional to 35,480,708.19, 48,963,285.16 and 19,799,568.17 is: 27,323,352.66
Step by Step Solution
- Step 1: Write the proportion equation
35,480,708.19 : 48,963,285.16 = 19,799,568.17 : x - Step 2: Convert to fraction form
35,480,708.19/48,963,285.16 = 19,799,568.17/x - Step 3: Cross multiply
35,480,708.19x = 48,963,285.16 × 19,799,568.17 - Step 4: Simplify right side
35,480,708.19x = 969,451,902,352,569.38 - Step 5: Solve for x
x = 969,451,902,352,569.38/35,480,708.19 - Step 6: Final answer
x = 27,323,352.66
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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.