Finding the Fourth Proportional to 11,427,721.84, 17,141,536.59 and 4,139,475.74
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Solution
The fourth proportional to 11,427,721.84, 17,141,536.59 and 4,139,475.74 is: 6,209,196.89
Step by Step Solution
- Step 1: Write the proportion equation
11,427,721.84 : 17,141,536.59 = 4,139,475.74 : x - Step 2: Convert to fraction form
11,427,721.84/17,141,536.59 = 4,139,475.74/x - Step 3: Cross multiply
11,427,721.84x = 17,141,536.59 × 4,139,475.74 - Step 4: Simplify right side
11,427,721.84x = 70,956,974,887,958.14 - Step 5: Solve for x
x = 70,956,974,887,958.14/11,427,721.84 - Step 6: Final answer
x = 6,209,196.89
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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.