Finding the Fourth Proportional to 10,723,698.54, 14,798,809.14 and 5,828,917.62
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Solution
The fourth proportional to 10,723,698.54, 14,798,809.14 and 5,828,917.62 is: 8,043,963.47
Step by Step Solution
- Step 1: Write the proportion equation
10,723,698.54 : 14,798,809.14 = 5,828,917.62 : x - Step 2: Convert to fraction form
10,723,698.54/14,798,809.14 = 5,828,917.62/x - Step 3: Cross multiply
10,723,698.54x = 14,798,809.14 × 5,828,917.62 - Step 4: Simplify right side
10,723,698.54x = 86,261,039,351,163.05 - Step 5: Solve for x
x = 86,261,039,351,163.05/10,723,698.54 - Step 6: Final answer
x = 8,043,963.47
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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.