Finding the Fourth Proportional to 11,785,747.68, 16,264,499.76 and 6,956,851.68
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Solution
The fourth proportional to 11,785,747.68, 16,264,499.76 and 6,956,851.68 is: 9,600,554.46
Step by Step Solution
- Step 1: Write the proportion equation
11,785,747.68 : 16,264,499.76 = 6,956,851.68 : x - Step 2: Convert to fraction form
11,785,747.68/16,264,499.76 = 6,956,851.68/x - Step 3: Cross multiply
11,785,747.68x = 16,264,499.76 × 6,956,851.68 - Step 4: Simplify right side
11,785,747.68x = 113,149,712,479,715.59 - Step 5: Solve for x
x = 113,149,712,479,715.59/11,785,747.68 - Step 6: Final answer
x = 9,600,554.46
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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.