Finding the Fourth Proportional to 47,256,306.81, 70,894,871.03 and 14,467,123.68
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Solution
The fourth proportional to 47,256,306.81, 70,894,871.03 and 14,467,123.68 is: 21,703,872.70
Step by Step Solution
- Step 1: Write the proportion equation
47,256,306.81 : 70,894,871.03 = 14,467,123.68 : x - Step 2: Convert to fraction form
47,256,306.81/70,894,871.03 = 14,467,123.68/x - Step 3: Cross multiply
47,256,306.81x = 70,894,871.03 × 14,467,123.68 - Step 4: Simplify right side
47,256,306.81x = 1,025,644,867,396,323.38 - Step 5: Solve for x
x = 1,025,644,867,396,323.38/47,256,306.81 - Step 6: Final answer
x = 21,703,872.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.