Finding the Fourth Proportional to 10,550,649.76, 15,823,760.04 and 2,975,844.08
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Solution
The fourth proportional to 10,550,649.76, 15,823,760.04 and 2,975,844.08 is: 4,463,141.49
Step by Step Solution
- Step 1: Write the proportion equation
10,550,649.76 : 15,823,760.04 = 2,975,844.08 : x - Step 2: Convert to fraction form
10,550,649.76/15,823,760.04 = 2,975,844.08/x - Step 3: Cross multiply
10,550,649.76x = 15,823,760.04 × 2,975,844.08 - Step 4: Simplify right side
10,550,649.76x = 47,089,042,638,374.56 - Step 5: Solve for x
x = 47,089,042,638,374.56/10,550,649.76 - Step 6: Final answer
x = 4,463,141.49
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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.