Finding the Fourth Proportional to 10,077,963.36, 15,113,844.36 and 2,887,570.68
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Solution
The fourth proportional to 10,077,963.36, 15,113,844.36 and 2,887,570.68 is: 4,330,467.60
Step by Step Solution
- Step 1: Write the proportion equation
10,077,963.36 : 15,113,844.36 = 2,887,570.68 : x - Step 2: Convert to fraction form
10,077,963.36/15,113,844.36 = 2,887,570.68/x - Step 3: Cross multiply
10,077,963.36x = 15,113,844.36 × 2,887,570.68 - Step 4: Simplify right side
10,077,963.36x = 43,642,293,836,019.37 - Step 5: Solve for x
x = 43,642,293,836,019.37/10,077,963.36 - Step 6: Final answer
x = 4,330,467.60
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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.