Finding the Fourth Proportional to 11,465,644.40, 15,822,114.90 and 6,238,674.44
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Solution
The fourth proportional to 11,465,644.40, 15,822,114.90 and 6,238,674.44 is: 8,609,112.61
Step by Step Solution
- Step 1: Write the proportion equation
11,465,644.40 : 15,822,114.90 = 6,238,674.44 : x - Step 2: Convert to fraction form
11,465,644.40/15,822,114.90 = 6,238,674.44/x - Step 3: Cross multiply
11,465,644.40x = 15,822,114.90 × 6,238,674.44 - Step 4: Simplify right side
11,465,644.40x = 98,709,023,813,373.17 - Step 5: Solve for x
x = 98,709,023,813,373.17/11,465,644.40 - Step 6: Final answer
x = 8,609,112.61
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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.