Finding the Fourth Proportional to 10,644,804.08, 14,689,835.02 and 5,750,025.92
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Solution
The fourth proportional to 10,644,804.08, 14,689,835.02 and 5,750,025.92 is: 7,935,038.68
Step by Step Solution
- Step 1: Write the proportion equation
10,644,804.08 : 14,689,835.02 = 5,750,025.92 : x - Step 2: Convert to fraction form
10,644,804.08/14,689,835.02 = 5,750,025.92/x - Step 3: Cross multiply
10,644,804.08x = 14,689,835.02 × 5,750,025.92 - Step 4: Simplify right side
10,644,804.08x = 84,466,932,125,523.72 - Step 5: Solve for x
x = 84,466,932,125,523.72/10,644,804.08 - Step 6: Final answer
x = 7,935,038.68
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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.