Finding the Fourth Proportional to 5,097,984.93, 7,035,368.71 and 2,775,028.96
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Solution
The fourth proportional to 5,097,984.93, 7,035,368.71 and 2,775,028.96 is: 3,829,621.35
Step by Step Solution
- Step 1: Write the proportion equation
5,097,984.93 : 7,035,368.71 = 2,775,028.96 : x - Step 2: Convert to fraction form
5,097,984.93/7,035,368.71 = 2,775,028.96/x - Step 3: Cross multiply
5,097,984.93x = 7,035,368.71 × 2,775,028.96 - Step 4: Simplify right side
5,097,984.93x = 19,523,351,896,939.42 - Step 5: Solve for x
x = 19,523,351,896,939.42/5,097,984.93 - Step 6: Final answer
x = 3,829,621.35
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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.