Finding the Fourth Proportional to 11,496,703.68, 15,865,230.24 and 6,340,541.76
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Solution
The fourth proportional to 11,496,703.68, 15,865,230.24 and 6,340,541.76 is: 8,749,825.83
Step by Step Solution
- Step 1: Write the proportion equation
11,496,703.68 : 15,865,230.24 = 6,340,541.76 : x - Step 2: Convert to fraction form
11,496,703.68/15,865,230.24 = 6,340,541.76/x - Step 3: Cross multiply
11,496,703.68x = 15,865,230.24 × 6,340,541.76 - Step 4: Simplify right side
11,496,703.68x = 100,594,154,868,734.81 - Step 5: Solve for x
x = 100,594,154,868,734.81/11,496,703.68 - Step 6: Final answer
x = 8,749,825.83
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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.