Finding the Fourth Proportional to 19,800,737.16, 29,701,129.41 and 5,423,928.90
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Solution
The fourth proportional to 19,800,737.16, 29,701,129.41 and 5,423,928.90 is: 8,135,899.83
Step by Step Solution
- Step 1: Write the proportion equation
19,800,737.16 : 29,701,129.41 = 5,423,928.90 : x - Step 2: Convert to fraction form
19,800,737.16/29,701,129.41 = 5,423,928.90/x - Step 3: Cross multiply
19,800,737.16x = 29,701,129.41 × 5,423,928.90 - Step 4: Simplify right side
19,800,737.16x = 161,096,814,169,538.97 - Step 5: Solve for x
x = 161,096,814,169,538.97/19,800,737.16 - Step 6: Final answer
x = 8,135,899.83
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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.