Finding the Fourth Proportional to 36,745,130.80, 55,117,840.63 and 14,885,922.96
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Solution
The fourth proportional to 36,745,130.80, 55,117,840.63 and 14,885,922.96 is: 22,328,942.94
Step by Step Solution
- Step 1: Write the proportion equation
36,745,130.80 : 55,117,840.63 = 14,885,922.96 : x - Step 2: Convert to fraction form
36,745,130.80/55,117,840.63 = 14,885,922.96/x - Step 3: Cross multiply
36,745,130.80x = 55,117,840.63 × 14,885,922.96 - Step 4: Simplify right side
36,745,130.80x = 820,479,928,989,719 - Step 5: Solve for x
x = 820,479,928,989,719/36,745,130.80 - Step 6: Final answer
x = 22,328,942.94
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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.