Finding the Fourth Proportional to 49,848,153.19, 74,798,573.66 and 35,368,648.75
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Solution
The fourth proportional to 49,848,153.19, 74,798,573.66 and 35,368,648.75 is: 53,071,664.83
Step by Step Solution
- Step 1: Write the proportion equation
49,848,153.19 : 74,798,573.66 = 35,368,648.75 : x - Step 2: Convert to fraction form
49,848,153.19/74,798,573.66 = 35,368,648.75/x - Step 3: Cross multiply
49,848,153.19x = 74,798,573.66 × 35,368,648.75 - Step 4: Simplify right side
49,848,153.19x = 2,645,524,478,506,124 - Step 5: Solve for x
x = 2,645,524,478,506,124/49,848,153.19 - Step 6: Final answer
x = 53,071,664.83
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.