Finding the Fourth Proportional to 18,032,005.80, 27,065,723.40 and 8,944,364.70
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Solution
The fourth proportional to 18,032,005.80, 27,065,723.40 and 8,944,364.70 is: 13,425,334.02
Step by Step Solution
- Step 1: Write the proportion equation
18,032,005.80 : 27,065,723.40 = 8,944,364.70 : x - Step 2: Convert to fraction form
18,032,005.80/27,065,723.40 = 8,944,364.70/x - Step 3: Cross multiply
18,032,005.80x = 27,065,723.40 × 8,944,364.70 - Step 4: Simplify right side
18,032,005.80x = 242,085,700,958,923.94 - Step 5: Solve for x
x = 242,085,700,958,923.94/18,032,005.80 - Step 6: Final answer
x = 13,425,334.02
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1.5x scale
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.