Finding the Fourth Proportional to 10,663,293.74, 14,716,134.88 and 6,079,730.54
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Solution
The fourth proportional to 10,663,293.74, 14,716,134.88 and 6,079,730.54 is: 8,390,478.29
Step by Step Solution
- Step 1: Write the proportion equation
10,663,293.74 : 14,716,134.88 = 6,079,730.54 : x - Step 2: Convert to fraction form
10,663,293.74/14,716,134.88 = 6,079,730.54/x - Step 3: Cross multiply
10,663,293.74x = 14,716,134.88 × 6,079,730.54 - Step 4: Simplify right side
10,663,293.74x = 89,470,134,571,915.23 - Step 5: Solve for x
x = 89,470,134,571,915.23/10,663,293.74 - Step 6: Final answer
x = 8,390,478.29
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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.