Finding the Fourth Proportional to 10,683,032.19, 16,013,350.85 and 3,947,149.95
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Solution
The fourth proportional to 10,683,032.19, 16,013,350.85 and 3,947,149.95 is: 5,916,587.71
Step by Step Solution
- Step 1: Write the proportion equation
10,683,032.19 : 16,013,350.85 = 3,947,149.95 : x - Step 2: Convert to fraction form
10,683,032.19/16,013,350.85 = 3,947,149.95/x - Step 3: Cross multiply
10,683,032.19x = 16,013,350.85 × 3,947,149.95 - Step 4: Simplify right side
10,683,032.19x = 63,207,096,987,174.21 - Step 5: Solve for x
x = 63,207,096,987,174.21/10,683,032.19 - Step 6: Final answer
x = 5,916,587.71
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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.