Finding the Fourth Proportional to 14,620,701.24, 20,176,572.36 and 8,005,708.80
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Solution
The fourth proportional to 14,620,701.24, 20,176,572.36 and 8,005,708.80 is: 11,047,880.69
Step by Step Solution
- Step 1: Write the proportion equation
14,620,701.24 : 20,176,572.36 = 8,005,708.80 : x - Step 2: Convert to fraction form
14,620,701.24/20,176,572.36 = 8,005,708.80/x - Step 3: Cross multiply
14,620,701.24x = 20,176,572.36 × 8,005,708.80 - Step 4: Simplify right side
14,620,701.24x = 161,527,762,896,288.75 - Step 5: Solve for x
x = 161,527,762,896,288.75/14,620,701.24 - Step 6: Final answer
x = 11,047,880.69
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.