Finding the Fourth Proportional to 13,077,594.44, 18,046,797.54 and 7,571,201.48
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Solution
The fourth proportional to 13,077,594.44, 18,046,797.54 and 7,571,201.48 is: 10,448,094.32
Step by Step Solution
- Step 1: Write the proportion equation
13,077,594.44 : 18,046,797.54 = 7,571,201.48 : x - Step 2: Convert to fraction form
13,077,594.44/18,046,797.54 = 7,571,201.48/x - Step 3: Cross multiply
13,077,594.44x = 18,046,797.54 × 7,571,201.48 - Step 4: Simplify right side
13,077,594.44x = 136,635,940,244,108.36 - Step 5: Solve for x
x = 136,635,940,244,108.36/13,077,594.44 - Step 6: Final answer
x = 10,448,094.32
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1.5x scale
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.