Finding the Fourth Proportional to 36,408,864.30, 54,613,296.45 and 9,482,520.30
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Solution
The fourth proportional to 36,408,864.30, 54,613,296.45 and 9,482,520.30 is: 14,223,780.45
Step by Step Solution
- Step 1: Write the proportion equation
36,408,864.30 : 54,613,296.45 = 9,482,520.30 : x - Step 2: Convert to fraction form
36,408,864.30/54,613,296.45 = 9,482,520.30/x - Step 3: Cross multiply
36,408,864.30x = 54,613,296.45 × 9,482,520.30 - Step 4: Simplify right side
36,408,864.30x = 517,871,692,237,043 - Step 5: Solve for x
x = 517,871,692,237,043/36,408,864.30 - Step 6: Final answer
x = 14,223,780.45
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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.