Finding the Fourth Proportional to 36,455,853.30, 54,704,775.15 and 13,753,043.70
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Solution
The fourth proportional to 36,455,853.30, 54,704,775.15 and 13,753,043.70 is: 20,637,486.03
Step by Step Solution
- Step 1: Write the proportion equation
36,455,853.30 : 54,704,775.15 = 13,753,043.70 : x - Step 2: Convert to fraction form
36,455,853.30/54,704,775.15 = 13,753,043.70/x - Step 3: Cross multiply
36,455,853.30x = 54,704,775.15 × 13,753,043.70 - Step 4: Simplify right side
36,455,853.30x = 752,357,163,236,624 - Step 5: Solve for x
x = 752,357,163,236,624/36,455,853.30 - Step 6: Final answer
x = 20,637,486.03
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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.