Finding the Fourth Proportional to 10,966,428.24, 15,134,686.48 and 6,071,650.41
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Solution
The fourth proportional to 10,966,428.24, 15,134,686.48 and 6,071,650.41 is: 8,379,439.81
Step by Step Solution
- Step 1: Write the proportion equation
10,966,428.24 : 15,134,686.48 = 6,071,650.41 : x - Step 2: Convert to fraction form
10,966,428.24/15,134,686.48 = 6,071,650.41/x - Step 3: Cross multiply
10,966,428.24x = 15,134,686.48 × 6,071,650.41 - Step 4: Simplify right side
10,966,428.24x = 91,892,525,350,725.48 - Step 5: Solve for x
x = 91,892,525,350,725.48/10,966,428.24 - Step 6: Final answer
x = 8,379,439.81
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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.