Finding the Fourth Proportional to 13,973,847.91, 20,963,047.05 and 4,126,907.75
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Solution
The fourth proportional to 13,973,847.91, 20,963,047.05 and 4,126,907.75 is: 6,191,033.55
Step by Step Solution
- Step 1: Write the proportion equation
13,973,847.91 : 20,963,047.05 = 4,126,907.75 : x - Step 2: Convert to fraction form
13,973,847.91/20,963,047.05 = 4,126,907.75/x - Step 3: Cross multiply
13,973,847.91x = 20,963,047.05 × 4,126,907.75 - Step 4: Simplify right side
13,973,847.91x = 86,512,561,292,169.28 - Step 5: Solve for x
x = 86,512,561,292,169.28/13,973,847.91 - Step 6: Final answer
x = 6,191,033.55
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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.