Finding the Fourth Proportional to 18,079,923.19, 24,950,475.27 and 9,820,147.02
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Solution
The fourth proportional to 18,079,923.19, 24,950,475.27 and 9,820,147.02 is: 13,551,901.34
Step by Step Solution
- Step 1: Write the proportion equation
18,079,923.19 : 24,950,475.27 = 9,820,147.02 : x - Step 2: Convert to fraction form
18,079,923.19/24,950,475.27 = 9,820,147.02/x - Step 3: Cross multiply
18,079,923.19x = 24,950,475.27 × 9,820,147.02 - Step 4: Simplify right side
18,079,923.19x = 245,017,335,395,797.72 - Step 5: Solve for x
x = 245,017,335,395,797.72/18,079,923.19 - Step 6: Final answer
x = 13,551,901.34
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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.