Finding the Fourth Proportional to 10,368,093.68, 15,552,140.52 and 9,108,381.68
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Solution
The fourth proportional to 10,368,093.68, 15,552,140.52 and 9,108,381.68 is: 13,662,572.52
Step by Step Solution
- Step 1: Write the proportion equation
10,368,093.68 : 15,552,140.52 = 9,108,381.68 : x - Step 2: Convert to fraction form
10,368,093.68/15,552,140.52 = 9,108,381.68/x - Step 3: Cross multiply
10,368,093.68x = 15,552,140.52 × 9,108,381.68 - Step 4: Simplify right side
10,368,093.68x = 141,654,831,797,153.66 - Step 5: Solve for x
x = 141,654,831,797,153.66/10,368,093.68 - Step 6: Final answer
x = 13,662,572.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.