Finding the Fourth Proportional to 10,790,895.86, 14,890,993.14 and 5,896,285.96
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Solution
The fourth proportional to 10,790,895.86, 14,890,993.14 and 5,896,285.96 is: 8,136,632.48
Step by Step Solution
- Step 1: Write the proportion equation
10,790,895.86 : 14,890,993.14 = 5,896,285.96 : x - Step 2: Convert to fraction form
10,790,895.86/14,890,993.14 = 5,896,285.96/x - Step 3: Cross multiply
10,790,895.86x = 14,890,993.14 × 5,896,285.96 - Step 4: Simplify right side
10,790,895.86x = 87,801,553,781,838.31 - Step 5: Solve for x
x = 87,801,553,781,838.31/10,790,895.86 - Step 6: Final answer
x = 8,136,632.48
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.