Finding the Fourth Proportional to 7,415,395.08, 10,233,327.07 and 4,107,739.97
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Solution
The fourth proportional to 7,415,395.08, 10,233,327.07 and 4,107,739.97 is: 5,668,726.50
Step by Step Solution
- Step 1: Write the proportion equation
7,415,395.08 : 10,233,327.07 = 4,107,739.97 : x - Step 2: Convert to fraction form
7,415,395.08/10,233,327.07 = 4,107,739.97/x - Step 3: Cross multiply
7,415,395.08x = 10,233,327.07 × 4,107,739.97 - Step 4: Simplify right side
7,415,395.08x = 42,035,846,639,133.95 - Step 5: Solve for x
x = 42,035,846,639,133.95/7,415,395.08 - Step 6: Final answer
x = 5,668,726.50
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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.