Finding the Fourth Proportional to 7,440,629.61, 10,267,273.62 and 4,177,803
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Solution
The fourth proportional to 7,440,629.61, 10,267,273.62 and 4,177,803 is: 5,764,921.62
Step by Step Solution
- Step 1: Write the proportion equation
7,440,629.61 : 10,267,273.62 = 4,177,803 : x - Step 2: Convert to fraction form
7,440,629.61/10,267,273.62 = 4,177,803/x - Step 3: Cross multiply
7,440,629.61x = 10,267,273.62 × 4,177,803 - Step 4: Simplify right side
7,440,629.61x = 42,894,646,531,456.86 - Step 5: Solve for x
x = 42,894,646,531,456.86/7,440,629.61 - Step 6: Final answer
x = 5,764,921.62
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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.