Finding the Fourth Proportional to 10,321,722.08, 14,244,462.64 and 5,738,120
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Solution
The fourth proportional to 10,321,722.08, 14,244,462.64 and 5,738,120 is: 7,918,875.87
Step by Step Solution
- Step 1: Write the proportion equation
10,321,722.08 : 14,244,462.64 = 5,738,120 : x - Step 2: Convert to fraction form
10,321,722.08/14,244,462.64 = 5,738,120/x - Step 3: Cross multiply
10,321,722.08x = 14,244,462.64 × 5,738,120 - Step 4: Simplify right side
10,321,722.08x = 81,736,435,963,836.80 - Step 5: Solve for x
x = 81,736,435,963,836.80/10,321,722.08 - Step 6: Final answer
x = 7,918,875.87
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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.