Finding the Fourth Proportional to 7,144,803.84, 10,717,555.84 and 2,884,440.32
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Solution
The fourth proportional to 7,144,803.84, 10,717,555.84 and 2,884,440.32 is: 4,326,801.81
Step by Step Solution
- Step 1: Write the proportion equation
7,144,803.84 : 10,717,555.84 = 2,884,440.32 : x - Step 2: Convert to fraction form
7,144,803.84/10,717,555.84 = 2,884,440.32/x - Step 3: Cross multiply
7,144,803.84x = 10,717,555.84 × 2,884,440.32 - Step 4: Simplify right side
7,144,803.84x = 30,914,150,196,747.46 - Step 5: Solve for x
x = 30,914,150,196,747.46/7,144,803.84 - Step 6: Final answer
x = 4,326,801.81
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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.